Name: Judicial case pairing dataset
Creator: Changsha Langhui Information Technology Co., Ltd.
Keywords: legal cases, judgment prediction, similar case retrieval, AI

Dataset Overview

	Dimension	Description
Total Data Volume	1 million+ paired documents	2-6 related documents per pair
	70% civil/criminal, 20% administrative, 10%	Coverage of mainstream cases by type and cause
Review level	First instance/second instance/retrial	About 60% at first instance/approximately 35% at second instance/about 5% at retrial
Document Type	Six core instruments	Indictments/responses/judgments/decisions/conciliation/pleadings
Complexity	Level 3Complexity	Simple/generally complex/highly complex, assessed by a combination of the number of parties, focus of disputes, etc.
	12+core elements	Case by/thing/party/applicable article/focus of dispute/type of evidence/judgment, etc.
Data Format	JSON / JSONL / CSV	De-identification and post-delivery

Dataset fields and definitions

Basic case information

ID matching, type of case, case, case, trial level, court name, date of case, party information (de-identified)

File

Document ID, type of instrument, full text, date of document, number of pages of document

Case-element labels

Focus of the dispute, applicable law, type of evidence, scope of the claim, claim

Judgment information

Results of judgment, winning party, amount awarded, rate of support, status of appeal

Program Information

Length of proceedings, type of proceedings, public hearings, conciliation

Complexity dimensions

Number of parties, number of points of contention, number of legal relationships, number of procedural issues

Data Sample

{ "pair_id": "PAIR-2024-CV-0008521", "case_type": "[]", "cause_of_action": "[]", "trial_level": "[]", "complexity_level": "[]", "complexity_factors": { "party_count": 3, "dispute_focus_count": 2, "legal_relations": ["[]", "[]"], "applicable_laws": ["Civil Code contract[]595[]", "[]Law[]"], "evidence_types": ["[]", "[]", "[]data"], "claim_amount": "50[]-1 Million" }, "documents": [ { "doc_id": "DOC-CV-2024-08521-001", "doc_type": "[]", "court_name": "[Shenzhen Nanshan People's]Law[]", "filing_date": "2024-03-15", "full_text": "[]：[]（[de-identified]）...（[]5000[]）" }, { "doc_id": "DOC-CV-2024-08521-002", "doc_type": "[]", "court_name": "[Shenzhen Nanshan People's]Law[]", "filing_date": "2024-04-20", "full_text": "：XXCompany...（2800）" }, { "doc_id": "DOC-CV-2024-08521-003", "doc_type": "[]", "court_name": "[Shenzhen Nanshan People's]Law[]", "filing_date": "2024-06-10", "judgment_result": "[]Support", "award_amount": "[]XX[]", "full_text": "[]...（[]6000[]）" } ], "case_elements": { "claims": ["[]", "[]", "[]"], "defenses": ["Productsquality[]", "[]", "[]"], "key_issues": ["[]quality[]", "[]"], "judgment_summary": "Lawquality，XX；，" } }

AI Application Scenarios

Forecast of legal decisions

Projection of the outcome of the case and the amount of the award based on the elements of the case and historical judgments

Case-type intelligence search

Precision in the search for decisions in similar cases based on syntax matching of the case

The memorial is automatically generated.

Indictments/responses based on the elements of the case, automatically generated in a format-standardized form

Analysis of litigation strategies

Analysis of key factors and strategy recommendations based on historical case pairing

Search and Discovery

Judicial case dataset Forecast data on legal decisions Case-related search training Matching of judicial instruments Generating the legal instrument Case-element labels Legal AI Training Data Judgement data LegalNLPCorpora Data on million cases Intelligence justice data Court clerical material

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Judicial Case Matching and Analysis Dataset