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Image & Video Annotation

Object recognition & Detection Train your computer vision model by labeling image elements with bounding boxes, polygons or key points, as well as utilizing image segmentation and tagging based on your own ontology.

Image & Video Classification Collect a library of annotated images or videos — grade image quality, classify by type, identify objects or content, or receive any other judgments you need.

Image Transcription Get the text in PDF files annotated and transcribed to train your algorithms to better identify specific parts of documents, or validate and fine-tune the output of your own OCR models.

A/B Testing - Side by Side Comparison Perform side-by-side comparisons to decide which option works best and check that your images match descriptions, or get any other judgments you need to verify or clean up your data.

Image & Video Moderation Make sure inappropriate content isn’t uploaded to your site. Set rules for all types of images and videos with instructions and details about what is acceptable and what is not.

Audio Annotation

Audio Classification Detect emotion, categorize topics, or identify events in audio samples or conversations to improve your model.

Text Annotation

Search relevance Evaluate the performance of your search engine, find out which ranking model works best, and improve the search algorithm.

Text Classification Categorize any kind of text into predefined categories or ontologies to get the training data you need to optimize your NLP model.

Sentiment Analysis Categorize any kind of text by sentiment and reasons behind the sentiment for any purpose, from understanding customer reviews to spam filtering.

Intent Classification Train your chatbot, voice assistant, or any other conversational agent to better understand your user’s intent.

Named Entity Recognition Create your own custom ontology to identify parts of speech, classify proper nouns, or label any other entities for your project or named entity recognition (NER) model.

Data Collection

Business data Collect information like website URLs or business hours, or categorize businesses by type, location, or size. Use Toloka to enrich business data and gather the information you need.

Surveys Conduct surveys of thousands of performers with a variety of backgrounds using various types of survey formats.

Field Tasks

Test Detect emotion, categorize topics, or identify events in audio samples or conversations to improve your model.

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