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Challenges in Patent Information Retrieval [chapter]

Makoto Iwayama, Atsushi Fujii, Hidetsugu Nanba
2020 Evaluating Information Retrieval and Access Tasks  
We organized tasks on patent information retrieval during the decade from NTCIR-3 to NTCIR-8.  ...  This chapter describes the designs of the tasks, the details of the test collections, and the challenges addressed in the research field of patent information retrieval.  ...  at NTCIR-5 patent retrieval task.  ... 
doi:10.1007/978-981-15-5554-1_4 fatcat:pqchrs6jcfd6lcomgzj5gzegb4

Evaluation of Information Access Technologies at the NTCIR Workshop [chapter]

Noriko Kando
2004 Lecture Notes in Computer Science  
The aims of the NTCIR project are: 1. to encourage research in information access technologies by providing large-scale test collections reusable for experiments, 2. to provide a forum for research groups  ...  This paper introduces the NTCIR Workshops, a series of evaluation workshops that are designed to enhance research in information access technologies, such as information retrieval, text summarization,  ...  For PATENT retrieval task, though a new strategy for cross-genre retrieval called "term distillation" was proposed by Ricoh group and worked well on the collection, many research questions regarding patent  ... 
doi:10.1007/978-3-540-30222-3_4 fatcat:kox5oyahanh2hlhybiwfct6rce

CLIR System Evaluation at the Second NTCIR Workshop [chapter]

Noriko Kando
2002 Lecture Notes in Computer Science  
A brief history, tasks, participants, test collections, CLIR evaluation at the workshops, and plan for the next workshop are described in this paper.  ...  This paper introduces , a series of evaluation workshops, which is designed to enhance research in information retrieval and related text processing techniques, such as summarization, extraction, by providing  ...  (1) Multilingual CLIR (CLIR) (2) Search by Document (Patent, Web) (3) (Patent, QA, Web) (4) Optional Task (Patent,Web) (5) Multigrade Relevance Judgments (CLIR, Patent, Web) (6)  ... 
doi:10.1007/3-540-45691-0_35 fatcat:e7hs7aldgncv3mqr74j3zolbqy