Create button online upload image jobs

I'm looking for a dedicated professional who can assist me with data entry work, specifically involving image data. Here are the project essential details you need to know: - Data Type: The data to be entered is Image-based. - Data Source: The source of the data will be from 10 to 50 PDF Files. - Expertise: I am primarily interested in professionals experienced with handling and managing data entry from PDF files to digital formats. Skills you ideally should possess for this job include: - Proficiency in handling PDF files - Experience in image data entry - Attention to detail - Excellent time management abilities Commitment to accuracy and deadlines is crucial for this task.

We need experienced IOS APP developer to create a program that will assist in our medical project. The project Each student will receive a piece of paper with small colored litmus squares on top. Student will drip chemicals onto each square and observe the color change on the litmus squares. The 'NEW' color of each litmus square must match against a "Legend/Color Chart provided". Student will take a picture of the colored squares with their phone camera and upload it onto the APP/program. The APP/program will need to find the closest color match from the Legend, and display the final result. Requirement The app does not have to look pretty. Something basic will do. The APP must be able to accurately identify the ‘New’ color against the...

...Data Preparation: The received data's strings and parameters will be prepared for further processing. - Open App and Navigate to Registration: Automate will open the designated app and navigate to its new user registration activity. - Fill Registration Form: Automate will insert the data's strings and parameters into the registration form fields. - Submit Registration: Automate will press the send button on the registration form to submit the data. - Wait for Response: Automate will wait for the app's response regarding the registration result. - Process Response: Upon receiving the app's response, Automate will extract the response text and prepare it to be JSON data. - Send Response to Website: Finally, Automate will send the JSON data to the designated endp...

I'm in need of a skilled individual who can help me set up OpenCV on a Tesla T4 GPU. I would like the latest version of OpenCV to be installed on the GPU, using P...installed on any other GPU in the future. Key Requirements: - Installation and setup of the latest version of OpenCV on a Tesla T4 GPU, leveraging CUDA and cuDNN. - Ensure functionality is maintained for Image Processing and Video Analysis. - Implement the solution in Python. - Provide thorough documentation for future reference. Ideal Freelancer: - Should have significant experience in working with OpenCV and GPU setups. - Proficiency in Python and a good understanding of CUDA and cuDNN. - Previous experience in configuring and deploying OpenCV on various GPU models. - Strong background in image processi...

I am in need of a content creator who will create five copyright-free YouTube videos for my channel. The videos will be focused on observable tales and dodgy stories, a topic that young adults, my target audience, can appreciate. - Video Content: The videos will revolve around a variety of "dodgy tales". Succinct storytelling skills are paramount. The ability to craft engaging, compelling narratives will be highly appreciated. - Video Length: Each video must be around 4 - 5 minutes. Please note that creating content that fits within this time limit but still successfully delivers the intended story is crucial. - Target Audience: The videos will be tailor-made for young adults. Knowledge and understanding of this demographic’s preferences will be beneficial. - Skills...

I'm seeking skilled sales professionals to represent our software solutions in the online marketplace. Key Responsibilities: - Engage potential clients effectively through online channels. - Utilize excellent product presentation skills to showcase our software solutions. - Build and maintain strong relationships with clients. - Close deals efficiently and effectively. Ideal candidates should: - Be coachable. - A strong understanding of software solutions. - Proficiency in closing deals and building client relationships. - Have reasonable communication skills. - A positive attitude and a strong work ethic. If you have the right skills and a proactive approach to online sales, I would love to discuss this opportunity with you.

Covert an existing Wordpress plugin into a plugin that can be used for Shopify. The work involves calling out to a JS SDK which performs all necessary functions required for age assurance and then responding to events which contain the result. Source code for the wordpress plugin will be made available to aid development. This project requires someone that has proven experience of developing plugins for both Wordpress and Shopify

...candidates should be experienced in video editing for online platforms and have a strong portfolio showcasing their work. Proficiency with editing software and a keen eye for detail are essential for this project. I run a short-format content agency that edits videos for various coaches. The videos are up-to 60 seconds long and I expect you to edit subtitles, b-roll, stock footage, dynamic motion/graphics and make the video in general entertaining and highly engaging. I am looking for a person that can be my part time or full time editor for the next 6-12 months with the possibility of consistent pay-raises when the agency experiences growth. The process is super streamlined. All videos are tailored by me; you get the raw footage, edit it and upload the edited videos ...

...(local storage). The application will be used exclusively by employees of my gardening service company. It's not intended for use by the general public. 1. Project Overview: This application allows users to create estimates for garden spaces. Users can enter customer information, define garden space details (including capturing an image), and generate an estimate. The estimate can then be sent via email to the customer for their approval. 2. Technologies: Frontend: Vue.js 3 State Management: Pinia Email Sending: EmailJS (with SMTP server integration) Local Storage: IndexedDB Image Capture (iPhone): API 3. Pinia Store () The Pinia store will manage the application state, including: Customer Information: Customer Name Address City State Zip Phone

will do edit an image within 12 hours.

...my AI image generation process. Key Requirements: - Current image generation duration is over 5 seconds. I'm looking to significantly reduce this time while maintaining the image quality. - The targeted image resolution is 'Standard Definition (SD)', so the optimizations and improvements should be focused on this specific resolution. - The main focus for this project is on speed. While maintaining a balance between speed and image quality is important, the primary goal is to significantly speed up the image generation process. Ideal Candidate: - A proven track record in AI image generation, particularly in optimizing the process for speed. - Proficiency with AI image generation tools and techniques. - Strong unde...

I'm looking for assistance with online data entry to Excel. The task is not overly complex but will involve working with reference numbers and ensuring accurate data entry and cross-referencing. Full training will be given and I will explain all. Budget is hourly and $3 max need to have good understanding of English

...locally and ensure smooth operation even without an internet connection. - **Online Data Sync:** When the application is connected to the internet, it should be able to sync all the data to an online server. This is crucial for ensuring that the data is backed up and can be accessed from multiple devices. - **Cross-Platform Compatibility:** The application should be designed for Windows systems, with particular emphasis on compatibility with touch panels running Windows. - **User-Friendly Interface:** Given that this application will be used for teacher training, it's imperative that the interface is intuitive and easy to navigate. Prioritizing a user-friendly design is key. The application will be used for both online courses and in-person training session...

I'm looking for a skilled professional who can create a 1-minute live video on our website. This live video will be streamed using the front camera and will serve as a product demonstration. The ideal candidate for this project should have experience in: - Video production and live streaming - Web development (to integrate the video on our site) - Understanding of live video interaction features Key requirements: - Create a 1-minute long live video - Use the front camera - Support real-time comments - The video should be engaging and visually appealing - Ability to optimize the video for web streaming - Ensure the video is compatible and functional across different web browsers - Deliver a product demonstration that is clear and concise - Implement interactive elements...

I need an expert in digital image analysis to conduct a thorough comparative study between a TIFF and a jpg file. Key Points of Analysis: - The two files should be proven to be distinct images. - It should be demonstrated that there has been no manipulation done on either of the files. - Image J and Photoshop knowledge mandatory Methodology: - A detailed file structure analysis to identify any differences between the two files. - A comparison of metadata to ensure that there has been no tampering with the image information. - A pixel-by-pixel comparison to establish that the images are distinct. - Image J and Photoshop knowledge mandatory Additional Requirements: - I am open to any other methods or tools that the expert may choose to employ to achieve the ob...

I'm in need of a skilled image editor to handle 4-5 product images. Please see sample before editing. I need you to choose home garden background in the products and exhance so it looks real. - Background Removal: The images need to have their background removed effectively. This is crucial for enhancing the visual appeal and professional look of the product images. - Color Correction: Ensuring the color accuracy and consistency in the images is essential. Proper color correction will help in presenting the products in the best light. - Image Resizing: All edited images must be resized to meet the desired dimensions and format. The final images should be in JPEG format. The entire editing process for all images should not take more than an hour. Your ability to deliver...

I'm in need of a skilled professional who can create a live video for me. This video will specifically cater to my corporate conference and will be used on Reels and YouTube shorts. The main focus of this video will be on the audience interactions rather than the typical keynote speeches or panel discussions. Key requirements: - Creation of a live video for a corporate conference - Emphasis on capturing and showcasing audience interactions - Targeting Reels and YouTube shorts for the final video Ideal skills and experience for the job: - Proven experience in creating engaging live videos - Understanding of the dynamics of corporate conferences - Ability to highlight audience interactions in a compelling way - Familiarity with the format and requirements of Reels and YouTub...

Remove elements from image using photoshop

I'm in need of an experienced image editor who can enhance the quality of a large-scale image for printing purposes. The image is going to be used for advertising banners, so it needs to be really sharp and of high quality. Key requirements: - Experience with enhancing large-sized images for printing - Familiarity with the requirements of images used in advertising banners I'd be happy to provide the original image in any format you require. If you have a specific format you work with best, please let me know.

I'm looking for an experienced cloud engineer who specializes in migrating Windows Server images to AWS. Key Requirements: - Proven experience with Windows Server migration to AWS - Ability to handle a Windows Server image of less than 100GB - Proficient in setting up auto-scaling and managing database services post-migration. - ASPnet old version is running in windows server 8. Need to migrate everything in other machine in cloud. Applicants should be able to provide references of similar projects. This project demands a highly skilled individual who can efficiently manage every step of the migration process and post-migration services.

...my AI image generation process. Key Requirements: - Current image generation duration is over 5 seconds. I'm looking to significantly reduce this time while maintaining the image quality. - The targeted image resolution is 'Standard Definition (SD)', so the optimizations and improvements should be focused on this specific resolution. - The main focus for this project is on speed. While maintaining a balance between speed and image quality is important, the primary goal is to significantly speed up the image generation process. Ideal Candidate: - A proven track record in AI image generation, particularly in optimizing the process for speed. - Proficiency with AI image generation tools and techniques. - Strong unde...

What to create: Data from a live webpage in JSON format must be read upon the click of a button (BUTTON "1"). The data will be loaded into a nice looking list with 4 columns. The 4th column is a button (BUTTONS "3") which when clicked, a javascript function will execute. There is also a button ("2") and a text box named exclude. When button 2 is clicked, the above function is executed as a batch for ALL rows of the list EXCEPT the one in exclude text box. The javascript function is already written. The JSON data will be provided upon agreement of the project. The final code must be provided to me in a single HTML file.

I am looking for a talented and experienced web development team to create a unique, fully functional social media platform. Key Features: - User Profiles: A robust user profile system that allows users to create and customize their profiles. - Messaging System: A secure and interactive messaging feature that enables users to communicate seamlessly. Ideal Skills and Experience: - Proven experience in developing and deploying web applications, preferably in the social media domain. - Proficiency in programming languages and frameworks suitable for developing a dynamic web application. - Strong understanding and implementation of user experience and interface design. - Ability to create scalable, secure, and maintainable code. - Excellent teamwork and communication ski...

I'm looking for an expert designer to create a captivating and elegant hero image banner for brand awareness. The image must convey sophistication and should not be overly busy, as minimalism is key. Key Elements: - The company logo - Tagline - A lifestyle image - Icons that represent the brand's values and offerings. Ideal Skills: - Proven experience in creating elegant and sophisticated designs. - Proficiency in graphic design software. - Ability to align visual elements with brand identity. - Strong understanding of minimalism and its impact on brand awareness. - Previous experience in creating effective hero images for brand promotion. I'm looking forward to seeing your portfolio and how you can bring my brand to life in a hero image...

I'm in need of a skilled image editor to handle a small batch of image editing tasks. The primary requirements for the job include: - Background Removal: The images need to have their background removed effectively. This is crucial for enhancing the visual appeal and professional look of the product images. - Color Correction: Ensuring the color accuracy and consistency in the images is essential. Proper color correction will help in presenting the products in the best light. - Image Resizing: All edited images must be resized to meet the desired dimensions and format. The final images should be in JPEG format. The entire editing process for all images should not take more than an hour. Your ability to deliver high-quality results in a timely manner is critical ...

Looking for an experienced 3D artist who can utilize the supplied image, modify the content as needed, and create a 3D STL file for printing. Key considerations for potential bidders include: - Skill with image modification, to enhance and adjust the content as required - Expertise in creating high-detail 3D models, reflected in a strong portfolio of work - Familiarity with STL files and their specific requirements for 3D printing The final 3D model needs to be of high detail replicates the image provided, factoring in explicit modifications discussed throughout the project. Please keep communication open and frequent to achieve the desired end result.

I'm in need of a skilled data entry freelancer who can assist me in extracting and entering mixed data from various online sources. Your support in this task will be crucial for my data analysis project. Key responsibilities include: - Extracting mixed data from a range of different online sources. - Accurate and careful data entry to ensure quality and reliability. - Following specific guidelines to categorize and structure the data. The ideal candidate should have: - Proven experience with data entry and data analysis. - Familiarity with handling mixed data types. - Strong attention to detail and accuracy. - Excellent time management and ability to meet deadlines. Your assistance will be greatly valued in this project, and I look forward to your proposal.

Need a proficient individual who can efficiently handle online form filling tasks. Ideally, you should have: - Strong attention to detail - Proficiency in using internet platforms - Experience with simple data input forms Although the forms involved do not call for complex entries and are fairly straightforward, it's crucial that the information is precise and accurate, as these will serve as foundation for undetermined purposes. The ability to adhere to instructions and meet deadlines will highly be appreciated.

I'm in need of an Excel Expert to create a functional and visually cohesive form for my company. The form should have various action buttons and cell locking features to ensure data integrity. Key Features Required: - Action Buttons: The form needs to have a 'Submit' button for data submission and a 'Clear' button for form reset. - Time Store Function: This unique feature should automatically calculate time spent on the form, store time values in a specific cell, and generate a report of time spent. Its implementation should be seamless and user-friendly. - Cell Locking: Certain cells in the form must be locked to prevent accidental changes. This is crucial for the form's operational integrity. Design Requirements: - The form should be ...

...the site and desktop versions that I can upload. The application must work at least for a month. The primary issue to be resolved is the system not loading. It's crucial that this is fixed promptly to restore our ability to analyze and report data effectively. Furthermore, you must connect the online version to the desktop version residing in server. In other words, when the user clicks the online tap, the desktop version starts working including all the functionalities. (local printer .......) Key requirements include: - Identifying the root cause of the loading issue - Resolving the issue in a timely manner to restore system functionality - Connect the online version to the desktop. The online version has a function called chemplan ...

I need a plugin for a button in the WooCommerce cart that allows customers to request a quote for the items they have added to their cart. The button should only be displayed for specific products/categories or quantities. Once customers have added products to their cart, they should be able to provide their name, email, and phone number, after which I, as the webshop owner, will receive an email with the products that the customer is requesting a quote for. Maybe:

I require the services of an individual with experience in image editing. - The task involves extracting somewhat blurry handwriting from an image file, then replacing it with another piece of text currently located on the back of the document. - It's essential that the final result should adhere to the original document's aesthetic. Desired Skills: Adobe Photoshop or similar image editing software, keen eye for detail, experience with text replacement in images.

I'm looking for a skilled developer to create an image texting software that can run on desktop computers exclusively. Ideal Skills: - Proficiency in image recognition and text extraction - Experience with software development for desktop applications - Ability to work with English language software

I'm looking for a talented graphic designer who can create a minimalist logo that will enhance customer trust in my online brand. Key Requirements: - The design should be minimalist, subtle and clean. It must be elegant and not overly complex. - It should resonate with the modern, online audience, making it suitable for use on websites and social media. - The aim is to create a design that subtly but effectively builds trust with the audience. Ideal Skills and Experience: - Proven experience in creating minimalist logos that are successful for online platforms. - Strong graphic design skills with a keen eye for detail. - Understanding of branding and how a logo can impact customer trust. I believe that a minimalist design will be the most suitabl...

I'm looking for a talented 3D animator to create a vibrant, engaging, and fun cartoon-style 3D animation ad for my Grilled and Shawarma Restaurant. This project is aimed at increasing brand awareness, particularly targeting families with children. Key Requirements: - The animation should be in a cartoon style - The primary goal is to increase brand awareness - Video should less than 60 sec and i can upload it to tiktok Ideal Skills and Experience: - Proficient in 3D animation - Experience in creating engaging and fun cartoon animation - Understanding of marketing and brand awareness - Ability to target family audiences - Previous work in the food or restaurant industry is a plus If you have a creative approach that can resonate with families and children, I'm ea...

Note : the budget for whole project not more 10$ . development Socail web app that allowing users to design custom avatar used Dalle3 API or stable defusion API or any free APIs Requirements: 1: landing page explained the idea 2: registration signing Signup 3: create page 4: Genrated avatar used Dalle 3 API or any free APIs 5: invited friends to post the avatar's on the web page beside other avatars

I am in need of a skilled developer who can create a functional scraping tool for me. The purpose of this tool is to download JPEG product images from a specified URL that increments numerically. Key Requirements: - Scrape images from a continuously changing URL (i.e., www.****/asdasd/1234 then 1235, and so on). - Ability to tweak URL structure according to my needs. - Images must be saved in JPEG format. The ideal candidate for this task: - Has experience in web scraping and dealing with dynamic URLs. - Understands how to name files after the URL page number. Please note that the key goal is to download product images, not data extraction or process automation. Hence, your proposal should focus on delivering this specific requirement. Your understanding of this project and re...

...menu go away the user can click outside the menu. it can be winforms built in context menu or dev express mnu. 2-dev express grid highight: I need a button with coclor picker (dev express color wheel), the the user can click to chosse the coclor and then when user clicks cells(s) in a dev express grid it will set the back color to the selected color. i also need a button to clear/reset all colors, and button to set the color to default (so user can unset each cell by clicking again). 3-string manipulation: given a multiline textbox, i need a fast way to parameterize parts of the text. so, when the user selects text, and then click a button it will prompt (winfrom) the user to enter the variable name (default to ID) and an option for quotes around (defau...

...experience in Wordpress/Woocommerce and AWS S3 to enhance the functionality of my Woo Commerce Vendors based e-commerce platform. Key Features Needed: - Vendor bucket to be created upon registration confirmation as a Vendor - File uploads to AWS S3: Enable vendors to directly upload media to their newly created bucket in my S3 account, from Wordpress. - Automatic Syncing: Synchronize these uploads with Woocommerce vendors automatically for seamless operations. - Full Vendor Access: Allow vendors full functionality to both upload and delete their media on AWS S3 without being able to access any other files outside their own. The ultimate aim is to effectively integrate this plugin with Woocommerce Vendors and AWS S3 for efficient and user-friendly operations. This proj...

We already have a login flow for our own hotspot solution developed in PHP. We now need to modify the login flow to incorporate SMS login. This ...for our own hotspot solution developed in PHP. We now need to modify the login flow to incorporate SMS login. This is a minor project involving copying and pasting the flow from one version to another. The SMS integration is already completed. We require someone who can implement these changes to the login flow without altering the entire setup. Additionally, we need to integrate the option to upload marketing material, currently done manually, into the existing admin console. Skills and Experience: - Expertise in PHP - Proficiency in UI/UX design - Prior experience in implementing security features - Proven track record of improving sy...

...employer accounts to: - Post Jobs: This is crucial for employers who'll be subscribing to use the platform. - Direct Messaging: Employers should be able to directly message candidates to streamline communication. *Jobseeker Accounts* I'd like the jobseeker accounts to provide: - Job Search: To easily find jobs suiting their skills and experience. - Resume Upload: Simple, uncomplicated way for job seekers to upload their resumes. - Job Application Tracking: A tracking system to monitor the status of their applications. The ideal freelancer for this job should have a mix of several skills including Website Development, User Interface / IA, Web design, PHP, HTML and JavaScript. Experience in recruitment platform design will be a bonus point added. I...

I need an expert to create a floor design for a medium-sized office, a space around 840 sqft. I will give the layout mentioning the size as well, you just need to design it in Autocad and provide the .dwg file so that if required, we can modify. I can do it by myself but got stuck with another one. More similar work will follow if you do it correctly, quickly and under my budget. Payment by freelancer.com site only. What I will give: #1: Floor plan layout #2: Electrical layout (based on the floor plan ) #3: Light plan layout (based on the floor plan ) What you have to do: #1: Convert Floor plan in AutoCad #2: Convert electrical layout in autocad (based on the floor plan, add annotations & symbol legends ) #3: Convert light plan layout in autocad (based on the floor plan, add...

I urgently need a photo editing expert to help correct an awkward smile produced by a camera malfunction in a photo of mine. Key requirements include: - Possibility to either fix the overlayed smile or completely remove it, depending on which option appears more natural. - Open to any level of modifications, from minimal to extensive that are necessary to restore a normal appearance to the photo. - An artistic eye would be preferred to ensure a seamless and high-quality outcome. As the nature of the job may vary dependent on the result sought, expertise in various forms of photo editing to fix facial distortions will be highly valued. Please have a portfolio showcasing similar work. Fast turnaround time is important. Note as well, that the changes may include correcting any whitening,...

I am seeking a highly skilled freelancer to undertake a multifaceted project involving the detailed completion and enhancement of a CSV file for upload to Square. This extensive project requires three core competencies: meticulous data extraction from our website, proficient data entry into an Excel form, and the creation of engaging service descriptions using AI tools. The ultimate goal is to craft a CSV file that not only meets but exceeds the requirements for Square's platform, ensuring a seamless upload process. Key Responsibilities: Data Extraction and Accuracy: Initiate the project by extracting data from specific sections of our website. This data must be accurately transcribed into an Excel form, adhering closely to the required fields. Attention to detail is p...

Looking for an expert who can develop an effective method for duplicating character equipment and gold cards in New Wonderland Online (HK), specifically for the PC platform. Key Requirements: - Must understand and have experience with MMORPG games, preferably "Wonderland Online." - Find an exploit to duplicate character equipment and gold cards simultaneously in the game. - Familiarity with WPE PRO or similar programs may be beneficial, but not mandatory as the old techniques associated with WPE Pro are no longer working. Please place your bid only if you're confident that you can solve this request. The game is relatively old, increasing the likelihood for success in the project.

I need a simple website where you fill in a form, upload some, images of the damage to a car and the email will be sent to me with the pics and I can retun them a quote or contact them for more information, obioudsly some other details including our services, contact us etc.

...time!! Furthermore, I need a BILINGUAL freelancer!! So READ before biding. I need a fully bilingual professional (I will interview in English via video) to do some tasks for my agency, such as: PR Outreach Social media Content editing or creating CRM management Email marketing Email scraping Researching Organizing data in spreadsheets Copywriting Basic Wordpress (change text, add a button, upload a file, etc) And others related to the position You must be a FAST learner, attentive to details, curious, with great writing skills. Looking for someone that pays attention and doesn’t keep making the same mistakes over and over. Attention to detail. Common sense. This job will part-time as a test period, after that it will be full-time. First, there is a task I&...

I REQUIRE AN IPTV APPLICATION FOR DIFFERENT DEVICES -ANDROID MOBILE Y ANDROID TV -IOS MOBILE - LG SMART TV -SAMSUNG SMART TV THEY HAVE TO BE PUT IN THE STORE OF THE RESPECTIVE DEVICES MENTIONED. THE APPLICATION MUST BE INTUITIVE AND ...-SAMSUNG SMART TV THEY HAVE TO BE PUT IN THE STORE OF THE RESPECTIVE DEVICES MENTIONED. THE APPLICATION MUST BE INTUITIVE AND EASY TO USE FOR THE CUSTOMER ACTIVATION MUST BE THROUGH THE MAC OF THE DEVICE. IN ORDER TO ACTIVATE QUICKLY AND WITHOUT PROVIDING ENTRY DATA TO THE CUSTOMER. THE APP MAY BE SIMILAR OR EQUAL TO IBO PLAYER ATTACHED CAPTURE OF YOUR HOME SCREEN. FOR MOBILES, HAVE A BUTTON THAT SENDS THEM DIRECTLY TO MY WHATSAPP AH THE CHANNELS THAT SHOW EPG THE INTERESTED PARTY MUST HAVE KNOWLEDGE IN THE AREA OF IPTV APP...

I'm in need of a dedicated and experienced real estate wholesale specialist. This will involve making calls to interested sellers and marketing the deals to potential investors. Your application must include a voice recording introducing yourself. Key Points: - Must possess excellent communication skills. As you'll be mak...interested sellers and effectively marketing deals to investors. Skills and Experience Required: - Excellent communication skills - Strong sales and negotiation abilities - Knowledge of the real estate market - Prior experience in real estate wholesale - Proven track record of successful sales calls and deal marketing To apply, please include a voice recording introducing yourself. You can directly upload it here on Freelancer.com. Looking forward ...

I'm seeking a data aggregator for a unique AI training project. Key Tasks: - Gathering text content from official website/source of the particular product/entity. - Focusing specifically on product descriptions, specifications, price and other attributes. Ideal Skills: - Basic searching skills - Able to follow given format of data collection - MS Excel or Google Sheets This project requires precision, and the information gathered will contribute to an AI's learning process. Accuracy in aggregation is, therefore, key.