{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001241","480:4800001531","480:4800001363","480:4800001302","480:4800001315","480:4800002241","480:4800001582","480:4800001470","480:4800001483","480:4800001763","480:4800001240","480:4800001759","480:4800001932","480:4800001357","480:4800001530","480:4800001472","480:4800001756","480:4800001471","480:4800002289","480:4800001526","480:4800001537","480:4800002090","480:4800001300","480:4800002089","480:4800002243"],"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":[0.36904745817230145,0.3066374160590388,0.2778008613512218,0.268956025608267,0.2687783268641411,0.26754510473199,0.26240123964013967,0.23771021816872293,0.23366359350659588,0.22868436929382158,0.21855504250942637,0.18149917728690526,0.1797620813221166,0.17948624634700933,0.15990309107507122,0.1497625731370492,0.14795693489168504,0.14018529268186503,0.13833942895965948,0.13075869600641696,0.11889537641104128,0.1131580482022361,0.10954428774828295,0.10849222887948769,0.10365006087552638],"twin_dists":[0.1833789156922795,0.19969352545923041,0.2078682247538431,0.21047741552807098,0.21053037384143064,0.21089850171182342,0.21244548491027432,0.22015184571332638,0.22146344666276266,0.22309794868379407,0.22649733658618304,0.23993440058118093,0.24060951963393457,0.24071714692842958,0.248680806528397,0.2530856296156494,0.2538927661543234,0.2574523953997403,0.25831934207795704,0.26197339949633597,0.2680271724485503,0.2711218052619133,0.27313357219730605,0.27372888298541603,0.2765280588978743],"n_dims_used":43,"mean_confidence":0.9130817679471748},"coverage":{"mean_confidence":0.9130817679471748,"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}}