{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004039","490:4900000347","494:4940008833","490:4900003087","466:4660002143","496:4960008572","490:4900003877","494:4940008307","480:4800005316","466:4660002961","466:4660003240","478:4780003982","496:4960008141","490:4900004583","490:4900002045","466:4660003056","480:4800004543","490:4900000937","490:4900001299","490:4900003086","466:4660003187","490:4900002643","490:4900005654","494:4940008329","466:4660004779"],"twin_admin_codes":[490,490,494,490,466,496,490,494,480,466,466,478,496,490,490,466,480,490,490,490,466,490,490,494,466],"twin_sims":[0.40097555709542126,0.20682900538343113,0.19947340185465534,0.18130382569185924,0.16385204991334593,0.15296777002917947,0.14538929967273037,0.1382962638542421,0.13611035560988116,0.1310827155182858,0.1301882253607239,0.126802500966314,0.12561368274187332,0.1241957143250828,0.11514219904429497,0.11030434433014188,0.103735620337311,0.0984501171152865,0.09824685193591684,0.09554932031048491,0.0927207851144938,0.09116797487927096,0.09074872140132932,0.08711684789822119,0.08697083938935748],"twin_dists":[0.17558097026108654,0.23056748263516996,0.2332015224382554,0.24001009481528313,0.24702055056791897,0.25167035343825467,0.25505314539622737,0.25833971851415344,0.25937787134810275,0.2618140004612009,0.26225476389904556,0.26394410385299977,0.2645453783781186,0.2652682264521422,0.27003822468898464,0.27270623926583176,0.27647772421791256,0.27964997812404374,0.2797746107101289,0.28144809581219515,0.28324328170731256,0.2842472559772122,0.2845206427443053,0.2869318069154135,0.28703039730902674],"n_dims_used":45,"mean_confidence":0.9177968343098958},"coverage":{"mean_confidence":0.9177968343098958,"n_dims_used":45,"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}}