{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002178","480:4800002224","480:4800002316","480:4800002465","480:4800001430","480:4800002135","480:4800002464","480:4800002187","480:4800001487","480:4800002040","480:4800001311","480:4800001365","480:4800001580","480:4800002375","480:4800001372","480:4800001693","480:4800002504","480:4800002237","480:4800002327","480:4800001355","480:4800002139","480:4800002463","480:4800002094","480:4800002284","480:4800001811"],"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":[0.7343611479953136,0.7239408416473682,0.7057540428404763,0.6928436925722122,0.6867938435230619,0.6851515024932275,0.6757699253644999,0.6448257573689095,0.6330546268801529,0.6314372374312315,0.6297305284007271,0.6170903974792749,0.6008231878468538,0.5935823076498171,0.5779016762167734,0.5774803504979565,0.5748019398384651,0.5747385321105063,0.5701506780332918,0.5680594929352496,0.5679872951327553,0.5659720090963051,0.5613225837367276,0.5570246972128474,0.5554524698287704],"twin_dists":[0.10205760732207558,0.1043928511995564,0.10842590585421029,0.11126095853768887,0.11258269605152102,0.11294082759510639,0.11498148696575576,0.12166337275849985,0.12419132823687873,0.12453828789963248,0.12490432400658473,0.12761313462046806,0.13109664614846298,0.13264749599189835,0.1360092280777271,0.1360996465905602,0.13667458774660776,0.13668820176121035,0.13767364683213584,0.13812310475348066,0.13813862557545054,0.1385719584091827,0.13957242297358,0.14049823000792488,0.14083715832776234],"n_dims_used":43,"mean_confidence":0.9136716266011082},"coverage":{"mean_confidence":0.9136716266011082,"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}}