arxiv:2605.29738
Volodymyr Ovcharov
overthelex
AI & ML interests
Legal NLP, Continued Pretraining, Citation Graphs, Hallucination Detection, Direct Preference Optimization, Ukrainian NLP, Multilingual Models
Recent Activity
authored a paper about 10 hours ago
Tokenizer Fertility and Zero-Shot Performance of Foundation Models on Ukrainian Legal Text: A Comparative Study authored a paper about 10 hours ago
Temporal Decay of Co-Citation Predictability: A 20-Year Statute Retrieval Benchmark from 396M Ukrainian Court CitationsOrganizations
models 4
overthelex/qwen2.5-14b-edrsr-legal-uk
Text Generation • 15B • Updated • 60 •
overthelex/qwen2.5-1.5b-edrsr-legal-uk
Text Generation • 2B • Updated • 69 •
overthelex/qwen2.5-3b-edrsr-legal-uk
Text Generation • 3B • Updated • 13
overthelex/qwen2.5-0.5b-edrsr-legal-uk
Text Generation • 0.5B • Updated • 42
datasets 17
overthelex/citation-grounding-eval
Preview • Updated • 16
overthelex/ua-court-citation-graph
Viewer • Updated • 2.33M • 104
overthelex/attention-analysis-fewshot
Updated • 226
overthelex/ua-legal-bench
Viewer • Updated • 13.4k • 93
overthelex/ua-statute-retrieval
Viewer • Updated • 3.9k • 128
overthelex/tokenizer-fertility-map
Viewer • Updated • 228 • 63
overthelex/ua-case-outcome-6m
Viewer • Updated • 6.69M • 317
overthelex/multi-legal-bench
Viewer • Updated • 16.1k • 62
overthelex/cz-court-decisions
Viewer • Updated • 871k • 74
overthelex/pl-court-decisions
Updated • 122