{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002536},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002103","480:4800001782","480:4800002211","480:4800001455","480:4800002255","480:4800002168","480:4800001840","480:4800001786","480:4800002528","480:4800001397","480:4800002482","480:4800001831","480:4800002355","480:4800002258","480:4800001780","480:4800002256","480:4800002155","480:4800002261","480:4800001436","480:4800002307","480:4800002248","480:4800001785","480:4800001956","480:4800002055","480:4800001668"],"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":[0.569658881003763,0.5315125751581428,0.5072953756536075,0.4944424503912273,0.4444156770716895,0.4335292838799158,0.41909080903871987,0.4085753496014296,0.40213644316121844,0.3849653963060495,0.3802209018243671,0.37127046370109984,0.36308825898561625,0.3628027716878074,0.3610090333585621,0.35583241844285063,0.35404374044739556,0.349875745773244,0.34327852312855245,0.34244454178949585,0.33739721354214386,0.3306727034686375,0.32923663376885387,0.31223255290885404,0.30527821873591277],"twin_dists":[0.1377793319518461,0.14601825303539012,0.15130927916293135,0.15414351072476504,0.16540472727329975,0.16791479774548052,0.17128348977605096,0.17376788306314828,0.17530302587364535,0.17945269086799373,0.18061454713004346,0.18282568346073425,0.18487023906238967,0.18494199234836056,0.18539348084074295,0.18670291155114066,0.18715763624400517,0.18822189281815868,0.1899201251270646,0.19013603261266418,0.19144877136630253,0.19321432356535626,0.19359390408107238,0.19816029553148218,0.20006841033444817],"n_dims_used":43,"mean_confidence":0.9200961090797601},"coverage":{"mean_confidence":0.9200961090797601,"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}}