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Research map / Learning theory and algorithms / Combinatorial and search optimization

Daycare Matching in Japan: Transfers and Siblings

AAAI 2023 · Learning theory and algorithms › Combinatorial and search optimization · approach: Heuristics for integer programming · 3 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use the IP matching algorithm instead of the status quo methodDaycare matching · Tama-21matched children: 558 -> 560Helped
Use the IP matching algorithm instead of the status quo methodDaycare matching · Moriguchi-21matched children: 669 -> 680Helped
Use the IP matching algorithm instead of the status quo methodDaycare matching · Tama-22, Shibuya-21, Shibuya-22matched children: 464 -> 464; 1307 -> 1307; 1087 -> 1087No clear effect
Use the IP matching algorithm instead of the status quo methodDaycare matching · Tama-21, Tama-22, Moriguchi-21blocking coalitions: 42 -> 0; 2 -> 0; 116 -> 0Helped
Use the IP matching algorithm instead of the status quo methodDaycare matching · Shibuya-21, Shibuya-22blocking coalitions: 0 -> 0; 0 -> 0No clear effect
Allow blocking coalitions for families with three children (IP-3) (ablation)IP · Tama-21matched children: 560 -> 560No clear effect
Allow blocking coalitions for families with two and three children (IP-2) (ablation)IP · Tama-21matched children: 560 -> 560No clear effect
Allow blocking coalitions for families with two or more children (IP-1) (ablation)IP · Tama-21matched children: 560 -> 569Helped
Remove stability constraints (IP-0) (ablation)IP · Tama-21matched children: 560 -> 595Helped
Allow blocking coalitions for families with two or more children (IP-1) (ablation)IP · Tama-21blocking coalitions: 0 -> 31Hurt
Remove stability constraints (IP-0) (ablation)IP · Tama-21blocking coalitions: 0 -> 373Hurt
Allow blocking coalitions for families with two or more children (IP-1) (ablation)IP · Tama-21running time (s): 1.86 -> 2.78Hurt

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