{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000713","480:4800000766","480:4800000728","480:4800001150","480:4800000405","480:4800000512","480:4800000309","480:4800000412","480:4800000652","480:4800000724","480:4800000798","480:4800000465","480:4800000429","480:4800000404","480:4800000477","480:4800000691","480:4800000751","480:4800000439","480:4800000434","480:4800000550","480:4800000413","480:4800000723","480:4800000500","480:4800000841","480:4800000507"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7188279606609097,0.6011635841333025,0.5959214833897843,0.5889572530327661,0.5621129366816976,0.49625197185068826,0.48172968922657367,0.46612532776101806,0.45937409814893987,0.4507200990995721,0.41638785021086333,0.39838001946121526,0.37235161943677336,0.3710717949182328,0.36449218044886345,0.35288248514886655,0.3453868091176969,0.34428037018049823,0.3389751327545343,0.3385364818676864,0.3309652147528642,0.3264873195561601,0.3260970923555632,0.30415352199404494,0.30272693176943893],"twin_dists":[0.1055318281727192,0.131023752111724,0.13214642732079693,0.13363847123436193,0.1394022792797093,0.15374325166600805,0.15696793366253523,0.16046735158420533,0.16199366909882978,0.16396197577235144,0.17191949723521946,0.17620372864867673,0.18255721346675266,0.18287505848245475,0.18451779743679134,0.18745349267515102,0.18937555671836678,0.18966112811354746,0.19103725053500997,0.19115154680518787,0.19313711821242024,0.19432315113425305,0.1944269321896483,0.20037934753035033,0.2007747081329111],"n_dims_used":43,"mean_confidence":0.9151397527650346},"coverage":{"mean_confidence":0.9151397527650346,"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}}