Machine Learning / AI

What features are used in classic NLP models (TF-IDF, n-grams, character n-grams)?

What is Named Entity Recognition (NER)? What annotation is most commonly used (BIO, BIOES)?

What is the role of residual connection and LayerNorm in a Transformer block?

What is a reward model and what are its training features?

Middle — Senior

ЛингваАИ2gisДатаКорп

What are the problems of face/hand artifacts in diffusion models and how to combat them?

What is a bounding box and what are the coordinate formats (xyxy, xywh, cxcywh)?

How does 3D Gaussian Splatting differ from NeRF?

Senior

OZONнетологияДатаКорп

What is IVF index and why are centroids needed?

What are contextual embeddings? Provide examples of models.

Design a real-time ticket classification system for support tickets.

Senior

Т-БанкДатаКорп

How does YOLOv8 differ architecturally from YOLOv5?

What is atrous (dilated) convolution and how does it expand the receptive field?

Middle — Senior

ВТБДатаКорпSkyeng

What is diarization and what approaches are there (clustering, EEND)?

What is stochastic depth and why is it used in EfficientNet?

How is an SBERT-type model trained with triplet loss?

Middle — Senior

AvitoДатаКорп

What is the difference between coco mAP and Pascal VOC mAP?

What is quantization and what schemes are there (PTQ, QAT, AWQ, GPTQ, GGUF)?

Compare classification, localization, and detection.

How does the BERT model differ from GPT in architecture and training task?

What is chain-of-verification (CoVe)?