{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000674","480:4800000634","480:4800000709","480:4800000598","480:4800000708","495:4950001164","495:4950001507","495:4950001163","495:4950000913","495:4950000911","480:4800001175","480:4800001116","495:4950001279","480:4800000596","480:4800000328","495:4950001566","480:4800000672","480:4800001180","495:4950001278","495:4950001333","495:4950001063","495:4950000894","495:4950000910","495:4950001220","495:4950001448"],"twin_admin_codes":[480,480,480,480,480,495,495,495,495,495,480,480,495,480,480,495,480,480,495,495,495,495,495,495,495],"twin_sims":[0.7487602783527162,0.6319776057705591,0.6092608000309828,0.4466210743959267,0.38781577765824654,0.3864727285932253,0.32953962869118986,0.31059837984861055,0.30957128293353586,0.2551475162689331,0.24539916236211837,0.2261798954924148,0.20775076970439116,0.20399365671054942,0.19227723315253156,0.19149095420941514,0.1885827084891619,0.18607783938063802,0.17099362821767686,0.16118894412322987,0.15290622778065996,0.15271166468709235,0.14084867957941932,0.1382711896787916,0.13518000504112201],"twin_dists":[0.0987962322642547,0.12442237790284062,0.12928988705793448,0.16489915165380784,0.17875795840173261,0.17908500128900173,0.19351374118952192,0.1986064664609571,0.1988875777986389,0.21465965533252318,0.21769917509142164,0.22392897173159557,0.23024194678420556,0.23157508849342334,0.2358441322837108,0.2361370133625,0.23722765892927442,0.2381765104134417,0.24409003687310105,0.2481369620906101,0.2516973217131712,0.2517826331475721,0.2571429024613053,0.25835155716318436,0.25982351303434875],"n_dims_used":43,"mean_confidence":0.9023840261060138},"coverage":{"mean_confidence":0.9023840261060138,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}