{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001462","480:4800002025","480:4800001890","480:4800001740","480:4800001682","480:4800001512","480:4800001402","480:4800001319","480:4800001625","480:4800001948","480:4800001467","480:4800002078","480:4800001501","470:4700005502","470:4700005210","480:4800001318","470:4700004707","470:4700003677","480:4800002157","480:4800001572","480:4800002113","480:4800002056","480:4800002547","480:4800001461","470:4700004530"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,470,470,480,470,470,480,480,480,480,480,480,470],"twin_sims":[0.7632045844785783,0.5734337866461373,0.519142010766503,0.4896970898665091,0.46397750808648375,0.40355070377478813,0.38648728197234017,0.3348026568887754,0.3280631921269664,0.30517369722935284,0.28213745509123567,0.27716864939719876,0.27616233387173367,0.27575112351245823,0.2733268089068733,0.2623560978881923,0.2602902213277305,0.25271419630528436,0.2485438889286095,0.24190034520362583,0.23349111123298122,0.2313585052325663,0.23044648357763234,0.22634230283644208,0.22494711659056127],"twin_dists":[0.09547835833932665,0.13696837116774804,0.14871369565986656,0.15519520450168695,0.16095208523222537,0.17496490594954298,0.17908145454705793,0.19212769764214388,0.1939047433885299,0.20009727868956304,0.20660748387255717,0.20805301980925942,0.2083476965641877,0.20846829910298179,0.20918156777043498,0.2124591444514606,0.2130858462409533,0.21541132083460068,0.21671034830332955,0.21880898361627601,0.22151968134677363,0.22221724414382277,0.2225168527960764,0.22387489808781538,0.2243402693415099],"n_dims_used":43,"mean_confidence":0.9216025596441224},"coverage":{"mean_confidence":0.9216025596441224,"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}}