{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001966},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001810","466:4660002077","466:4660010742","490:4900005148","466:4660001873","490:4900002351","478:4780007862","478:4780008645","466:4660002456","490:4900005011","478:4780007602","478:4780007357","469:4690001566","496:4960011990","478:4780006680","466:4660002080","470:4700001513","478:4780007591","478:4780008090","478:4780007966","478:4780008856","466:4660002393","466:4660002392","478:4780008085","478:4780007607"],"twin_admin_codes":[470,466,466,490,466,490,478,478,466,490,478,478,469,496,478,466,470,478,478,478,478,466,466,478,478],"twin_sims":[0.6860323021010561,0.6858708245503666,0.47360002596761597,0.44553614949295894,0.3736956488284374,0.3604281780308462,0.3264217806728898,0.31715840091435554,0.2964335874767939,0.2918022293719543,0.28870092592456975,0.2850288762865392,0.28372243980815753,0.2757713740854313,0.2734825983788133,0.27098664274866835,0.2669940441066589,0.26037255585160135,0.2550277978974641,0.2524404102889078,0.24878053466417668,0.24444099659926477,0.244158351007762,0.24326748019709052,0.2307706380917955],"twin_dists":[0.11274879383184212,0.11278400550667185,0.15878632861009145,0.16514774558656256,0.1822240034048404,0.18553992810545952,0.19434057642321728,0.19682339870020021,0.2025319299573157,0.20383915619481724,0.20472141305247962,0.20577339208049078,0.20614962627981648,0.2084623573042428,0.20913561580217993,0.20987377575408775,0.2110633386437696,0.21306080971593155,0.21469653027295552,0.21549618231717466,0.21663626314621998,0.21800207956551484,0.21809157838244478,0.21837410817403638,0.2224102752978414],"n_dims_used":43,"mean_confidence":0.9124383261037428},"coverage":{"mean_confidence":0.9124383261037428,"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}}