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System Model Lab
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A lab that investigates why local search methods are effective.

AboutAbout the lab
Exploring why optimization techniques work.
The System Model Lab studies approximate optimization using local search methods, along with the various problems that arise around it.
Optimization is a challenge faced in every field of science and engineering, from searching for stable structures of molecular systems such as proteins to improving the efficiency of human productive activities.
Why the group of techniques summarized as local search works so well is not necessarily well understood.
The lab conducts basic research that clarifies the origin of their effectiveness by focusing on their functions.
Key terms
- Local Search
- A group of techniques used to find approximate solutions. They search for solutions within a landscape formed by an evaluation function and a neighborhood function.
- Landscape
- The space in which solutions are searched, formed by the evaluation function and the neighborhood function.
- Optimization
- The challenge of finding better solutions, which appears across fields of science and engineering, from searching for stable molecular structures to improving the efficiency of productive activities.
ResearchResearch themes
The lab works on approximate optimization using local search methods in a broad sense, along with the problems that arise around it. Its research centers on basic research that clarifies the origin of these techniques' effectiveness from the perspective of their functions and applies the findings to using them effectively.
View More ↗MembersFaculty
- Associate ProfessorManabu Hasegawa
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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: “Mountain landscape, Weathering and erosion in glacial valley, Ergaki, Sayan Mountains, Siberia” Vyacheslav Argenberg / CC BY 4.0 (cropped)
- Clarifying Why Local Search Is Effective: “Pushpins in a map over the U.S.A. ( )” Marc Levin / CC BY 2.0 (cropped)
- Related lab (Energy Risk Lab): “Electrical grid and power plants” Wikideas1 / CC0 (cropped)
- Related lab (Mitsume Lab): “Bubble-rising” Atif Masood (FetchCFD) / CC BY 4.0 (cropped)
- Related lab (Multiphase Flow Lab): “Firefighter Fog Nozzle at Night” Jess Mann / CC BY-SA 4.0 (cropped)
- Related lab (Tanaka Lab): “SMS robot” Clubfirst / CC BY-SA 4.0 (cropped)
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