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researcher

A. Kaltchenko

10 papers hereh-index 5162 citations43 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • sole author6
  • first author3
  • last author1

Across the 10 of 10 papers where every author was matched, so the position is known.

fields
  • quant-ph5
  • cs.IT2
  • cs.CC1
  • cs.CV1
  • cs.CY1

identity via Semantic Scholar / OpenAlex

activity
20022026
most citedNearest-neighbor Entropy Estimators with Weak Metrics

3 citations · 7 across the 10 of their papers we have counts for

collaborators
Showing cs.CVShow all

1 paper · 1 filter

cs.CV2025

Entropy Heat-Mapping: Localizing GPT-Based OCR Errors with Sliding-Window Shannon Analysis

Alexei Kaltchenko

Vision-language models such as OpenAI GPT-4o can transcribe mathematical documents directly from images, yet their token-level confidence signals are seldom used to pinpoint local…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.