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Human Information Interaction Lab (Hideo Joho)
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A lab that studies how people seek and search for information, grounded in an understanding of human beings.

AboutAbout the lab
Understanding people who seek information, and proposing new methods
The Human Information Interaction Lab studies people's information behavior, in particular information seeking and searching.
Grounded in an understanding of the cognitive and affective aspects of human beings, the lab proposes, develops, and evaluates new methods for accessing knowledge and information resources.
The various factors that influence information behavior are studied within the framework of context.
In recent years, the lab has also become interested in understanding and supporting information seeking and searching through collaborative work.
Key terms
- Information behavior
- The behavior of people when they engage with information. Seeking and searching are part of it, and this lab pays particular attention to them
- Knowledge and information resources
- Collections that store knowledge and information, which people access through means such as searching
- Context
- A framework for capturing, as a whole, the various factors that influence information behavior
- Lifelog
- Data that records daily life and activities
ResearchResearch themes
The Joho Lab seeks to understand how people behave when they seek and search for information, from the perspective of human cognitive and affective aspects. Building on this understanding, it proposes, develops, and evaluates new methods for accessing knowledge and information resources.
*Illustrative imageSupporting Information Seeking in Collaborative Work
The lab is interested in understanding and supporting information seeking and searching through collaborative work. It has papers on search through collaboration between users and large language models, and on the role of large language models in collaborative travel planning.
*Illustrative imageExperimental Methods for User Studies
The lab lists experimental methods for user studies as one of its research themes. In a paper, it presented Geniie-Lab, an environment for experimenting on the search behavior of models under controlled conditions.
*Illustrative imageLifelogs and Information Behavior
The lab works on research related to lifelogs. It has a paper that attempted simple lifelog collection using GPS with older adults. It is also a co-author of the overview paper on the Lifelog task at NTCIR, an evaluation conference for information access technologies.
MembersFaculty
- ProfessorHideo Joho
VoicesStudent voices
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Report an errorAbout the images
The top and research theme images are illustrative and were not taken at the lab. They are cropped from Wikimedia Commons images. Cropped CC BY-SA images are provided under the same CC BY-SA license as the original (version shown on each line).
- Top image: “Photograph of West Search Room and Library - DPLA - 7c2b6f10cd5bcfdf7cb2b52f200d74ce” General Services Administration. National Archives and Records Service. Office of Educational Programs. Education Division. ?-4/1/1985 / Public domain (cropped)
- Supporting Information Seeking in Collaborative Work: “Turgot map of Paris, general map - Norman B. Leventhal Map Center” Louis Bretez / Claude Lucas / Public domain (cropped)
- Experimental Methods for User Studies: “Usability Lab 02” Andreas Bohnenstengel / CC BY-SA 3.0 de (cropped)
- Lifelogs and Information Behavior: “LifeGlogging cameras labeled” Glogger / CC BY-SA 3.0 (cropped)
- Related lab (情報知能
(于 海涛) ): “Card catalog at the Indiana State Library - interior view of catalog cards” TBurmeister (WMF) / CC BY-SA 4.0 (cropped) - Related lab (Web情報システム
(松村 敦) ): “Kisosaki Town Library reading seats ac” Asturio Cantabrio / CC BY-SA 4.0 (cropped) - Related lab (情報検索/高久 雅生): “St. Elizabeth's Hospital, Wash. D.C In 1918 - Corner of reading room - American Library Association - NARA - 20801166 (cropped)” 作者不詳 / Public domain (cropped)
- Related lab (
行動モデリング (山本 修平) ): “Diverse people using phones” Rawpixel Ltd / CC BY 2.0 (cropped)
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