2026 8th International Conference on Human-Centered Computing and Data Intelligence (HCC 2026)
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1. Competition Topic

Explainable Academic Multi-Hop Question Answering Based on Large Language Models

Academic questions require linking entities such as scholars, papers, projects, and awards, and integrating scattered evidence to answer. This competition uses the SCHOLAT-MHopQA dataset, built on the SCHOLAT academic knowledge graph. It contains 408 scholar records and 1,632 question-answer pairs, covering fine-grained reasoning, core-contribution reasoning, concept-location reasoning, and cross-document synthesis reasoning, with scholar-related context, reference answers, and sentence-level supporting facts.

Participants are encouraged to combine large language models (LLMs) and retrieval-augmented generation (RAG) to design accurate, explainable academic multi-hop QA methods that retrieve and integrate evidence, and output answers with supporting facts.

Dataset download: Log in to SCHOLAT and complete real-name verification, then download the dataset: https://www.scholat.com/research/opendata/#mhopqa

2. Evaluation Metrics

  • Answer quality: BERTScore Precision, Recall, and F1
  • Evidence retrieval: Precision, Recall, and F1 of supporting facts
  • Explainability: Evaluated through evidence-chain presentation, visualization, or case analysis
  • Additional metrics may be included, with calculation methods explained in the report.

3. Requirements and Arrangement

The competition is open to university faculty, students, and the public. Individual and team participation are accepted, with teams limited to 3 members or fewer. Entries should be a research report describing method design, data processing, experimental results, and limitations.

Registration: https://v.wjx.cn/vm/Pp9hZbV.aspx

4. Review Criteria

Research reports are reviewed under the same rules as previous editions, with a total score of 100 points:

Criterion Weight
Soundness of argumentation 25%
Clear and detailed analysis 20%
Effective visualization for argumentation 20%
Complete data processing records 10%
Discussion of method strengths and weaknesses 10%
Clear and verifiable conclusions 5%
Clear identification of external references 5%
Clear visualization quality 5%

Additional "Publishability" Score

An additional Publishability score (maximum 11 points) is set, not counted toward the total competition score. It is used only to identify entries for the conference submission recommendation pool and as "Potential Works." Entries scoring 8 or above enter the recommendation pool:

Item Points
Problem definition and contribution statement 3
Method reproducibility 3
Sufficiency of experimental comparison 3
Completeness of paper form (abstract, introduction, method, experiments, conclusion, citation standards) 2

5. Submission Instructions

Before the deadline, the team leader must package the research report (Word or PDF) and the participant information form, name the file "Team Leader Name + Institution Name.zip", and send it to ichccn@163.com with the subject "HCC 2026 Data Competition". The report language and information form template are subject to the organizing committee's notice.

6. Important Dates

Date Event
November 10 Registration deadline (problem category and submission intention collected)
December 11 Submission deadline
December 13 Preliminary review results and conference submission recommendation pool announced
December 14–17 Paper conversion and submission to the conference system: English draft revision
December 18–20 HCC 2026 Conference (Guangzhou): competition poster/oral presentation
December 19 Final defense and award ceremony; certificates issued on site
During/after the conference (first round) Conference submission completed (revision feedback within one week)
After revision approval Acceptance notification
After the conference Paper proofreading and Springer copyright signing
Publication stage Papers included in Springer CCIS, submitted for EI Compendex and Scopus indexing

7. Outcome Conversion and Paper Submission

Competition topics correspond to conference tracks, and entries may be submitted to the conference after paper-conversion guidance. Accepted papers will be published by Springer and submitted for EI Compendex and Scopus indexing.

(1) Alignment Between Competition Problems and Conference Tracks

Competition problem category Corresponding conference track
Fine-grained reasoning Track 1 Human-Centered Data Intelligence; Track 5 Explainable Data Intelligence and Human-Centered Trustworthy AI
Core-contribution reasoning Track 1 Human-Centered Data Intelligence; Track 3 Human-Machine Collaboration and Social Intelligence
Concept-location reasoning Track 5 Explainable Data Intelligence and Human-Centered Trustworthy AI; Track 6 Multimodal Human-Computer Interaction Data Intelligence
Cross-document synthesis reasoning Track 2 Large-Scale Data Analysis and Human-Centered Design; Track 4 User Behavior Big Data Modeling

(2) From Competition Entry to Conference Paper

Competition outcomes connect directly to the conference submission and publication channels. Teams are encouraged to rewrite entries into conference papers, submit them to the HCC 2026 paper system, and present them on site. The conversion pathway for recommendation-pool entries (Publishability ≥ 8) is: paper conversion and submission on December 14–17 → revision feedback within one week → acceptance after revision → proofreading and Springer copyright signing after the conference → publication in Springer CCIS, submitted for EI Compendex and Scopus indexing.

8. Awards

Two official publication channels are available; award winners may choose one:

Conference Channel (HCC 2026, published by Springer CCIS, indexed by EI Compendex and Scopus)

  • Submission recommendation to a matching track, with priority review and an oral presentation/poster slot
  • Guidance on paper conversion and publication, with assistance for copyright signing and indexing submission
  • One free conference registration per accepted paper

Journal Channel (Journal of Data Science and Artificial Intelligence, DSAI)

  • First Prize: no page charges
  • Second Prize: 50% off page charges
  • Both enjoy priority review

Award determination: First, Second, and Third Prizes are determined by final ranking (top 3, 4th–10th, 11th–20th). Entries with a Publishability score of 8 or above are recognized as "Potential Works," enter the conference submission recommendation pool, and receive targeted conversion guidance.

9. Submission and Publication Notes

  1. Papers must follow the Springer conference paper template (LNCS series) specified by HCC 2026 and be submitted independently to the conference submission system. Template Download
  2. Papers must have a complete academic structure: abstract, introduction, related work, method, experiments, and conclusion.
  3. Competition review and conference paper review are independent; a competition award does not constitute conference paper acceptance.
  4. The same manuscript must not be submitted to both HCC 2026 (Springer) and the Journal of Data Science and Artificial Intelligence (DSAI). An accepted conference paper submitted to DSAI must be substantially extended (at least 30% new content), noted as an extended version, and only then may the award-related submission discount be used.
  5. After acceptance, the author will give an oral or poster presentation at HCC 2026, and the paper will be published by Springer.
Competition Guidelines (PDF)