{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001616},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007520","490:4900000566","487:4870004847","466:4660003057","490:4900004727","466:4660008735","466:4660003246","496:4960007905","466:4660012314","466:4660004027","490:4900000734","490:4900004584","496:4960007670","490:4900001351","487:4870007193","466:4660007785","466:4660006379","496:4960007433","466:4660000157","496:4960009200","490:4900002045","487:4870004998","466:4660004155","490:4900003877","487:4870005430"],"twin_admin_codes":[490,490,487,466,490,466,466,496,466,466,490,490,496,490,487,466,466,496,466,496,490,487,466,490,487],"twin_sims":[0.16402680431026945,0.1529062615511724,0.14603979682267884,0.1445009627999945,0.1400276660687274,0.13501983548274316,0.1335401559182577,0.13277605376883375,0.1324979669044425,0.13124467840747445,0.13008205485643928,0.1271292951301905,0.12489841063646091,0.10768939428602217,0.10753645278880353,0.10616744232133607,0.10593130368659609,0.10492024648313363,0.10251918845071792,0.1019589505327483,0.09995475304376164,0.09771300393602521,0.09461517977421254,0.09307279427605013,0.08808639866044869],"twin_dists":[0.24694775191450266,0.25169730691249564,0.254757744516047,0.2554581386217196,0.25752609412373134,0.25990046679864715,0.2606146425480687,0.2609857714426725,0.26112123861749253,0.26173443533738605,0.2623072313766229,0.2637795687548347,0.26490922866736066,0.27418618565842834,0.2742736022515826,0.27506041513392665,0.2751969271762064,0.2757841099274693,0.2771964151955011,0.2775296541856868,0.2787336258719134,0.2801029071989976,0.2820362782756575,0.28301753836295485,0.286280440956574],"n_dims_used":45,"mean_confidence":0.9159713745117187},"coverage":{"mean_confidence":0.9159713745117187,"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}}