{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001625","470:4700004535","496:4960009227","480:4800001792","480:4800001338","480:4800001276","480:4800001345","480:4800001467","470:4700004189","480:4800002129","496:4960009014","470:4700004716","480:4800001520","480:4800001569","488:4880003158","496:4960008631","470:4700004364","470:4700004014","496:4960007846","470:4700003495","496:4960009694","469:4690000322","480:4800001579","496:4960010125","496:4960008815"],"twin_admin_codes":[480,470,496,480,480,480,480,480,470,480,496,470,480,480,488,496,470,470,496,470,496,469,480,496,496],"twin_sims":[0.30297809353470323,0.2641198564647518,0.2506050228477661,0.23932113190961524,0.2332055718263081,0.18931012862279004,0.17929278412675104,0.17741907681635977,0.17550613915730937,0.1666180407590769,0.16468720022172637,0.15562029369310754,0.15487785824171307,0.15049321698361048,0.13932841409759805,0.13514961552084215,0.13513734821043252,0.1322702902936291,0.12067231162230789,0.12007859786997593,0.11384205902323377,0.11323802528261862,0.11145352850961397,0.10905483316299996,0.1075565948846225],"twin_dists":[0.20070502359361658,0.21192653461090574,0.2160665910690483,0.21963376946872273,0.22161283619360453,0.2369537663034476,0.24079270339945508,0.24152748865847923,0.24228337143867554,0.24587482220828014,0.24667315168624843,0.25051548086992725,0.2508372651285213,0.25276106291103434,0.2578537792335327,0.259838108476332,0.25984400090281745,0.2612323083545405,0.26709196379271716,0.26740326005593246,0.2707466145600543,0.2710778465333331,0.2720644263557083,0.2734099782989718,0.2742620841452809],"n_dims_used":43,"mean_confidence":0.9218668383221293},"coverage":{"mean_confidence":0.9218668383221293,"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}}