{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960005736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000264","496:4960004545","472:4720000144","478:4780000270","493:4930000494","472:4720001339","496:4960006271","496:4960000321","472:4720001511","496:4960007329","472:4720001268","496:4960006855","469:4690000081","496:4960005907","496:4960005012","466:4660009767","478:4780000262","472:4720001698","496:4960006137","470:4700008488","496:4960004455","496:4960006270","496:4960005754","496:4960004896","472:4720002594"],"twin_admin_codes":[496,496,472,478,493,472,496,496,472,496,472,496,469,496,496,466,478,472,496,470,496,496,496,496,472],"twin_sims":[0.4506683884501623,0.4500537652113054,0.4273607958484487,0.42678698481160154,0.42430498679468565,0.4226619083941163,0.41978785132724067,0.41904244953867525,0.413534193268144,0.40089147960083127,0.39044517658170336,0.3892142936209928,0.38276630153018887,0.3727864118157139,0.3715482945540609,0.3676996404949289,0.3640271822058619,0.3637223595859547,0.3625463733572943,0.3558278603501497,0.3544757087731493,0.35334190960518536,0.34965747977907513,0.340862893913202,0.33538598891414234],"twin_dists":[0.16397377862266047,0.1641141038300694,0.16934823076268934,0.1694820016093581,0.17006148160947065,0.17044587293872734,0.1711197591634613,0.1712948533909424,0.17259289088183022,0.17560111458672845,0.17811922181110235,0.17841797668423606,0.17999035771359345,0.18244935549590563,0.18275665628480625,0.18371515115508325,0.184634454874422,0.18471096875653895,0.18500645892041662,0.18670406882376098,0.1870477108894085,0.18733638340113332,0.1882778068480909,0.1905462739535366,0.19197480752694115],"n_dims_used":45,"mean_confidence":0.9240274217393664},"coverage":{"mean_confidence":0.9240274217393664,"n_dims_used":45,"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}}