{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008213","490:4900009529","490:4900009527","490:4900011296","490:4900008901","490:4900010493","491:4910005008","490:4900010909","490:4900011069","490:4900007895","490:4900008906","490:4900009626","490:4900012163","490:4900011291","490:4900009624","490:4900010923","490:4900011227","490:4900011147","490:4900011642","490:4900010579","490:4900009635","490:4900008897","490:4900010988","490:4900008902","490:4900009008"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.38866114152193676,0.3303750876751961,0.32944193421949663,0.2704027827071228,0.2574874894046393,0.19749216467694894,0.18034021404398642,0.17936048999835455,0.17777395174154068,0.1758637323719917,0.1711481956703395,0.17100388179029105,0.1591484830325448,0.14842522292419244,0.14772735824957595,0.14035484464946582,0.13777412856577204,0.12861921355141764,0.1254512708469038,0.12137710601175261,0.1205585637794936,0.11686639699744654,0.11613389354205457,0.11574452815039322,0.10857245712602913],"twin_dists":[0.1785523800397253,0.19329291463453036,0.19353958363501933,0.21004705215590785,0.21394109972890551,0.23392240216248852,0.24038431869085047,0.2407662543690197,0.2413879007939734,0.2421416269973215,0.244027592242127,0.24408589321810417,0.2490014459211812,0.2536827424132614,0.253995908899476,0.2573731898808756,0.25858657400541035,0.263033454264881,0.26462785704146624,0.2667239400831325,0.26715151338107557,0.26910820531820684,0.2695020162236268,0.2697121248241481,0.27368332847871035],"n_dims_used":45,"mean_confidence":0.8923024495442708},"coverage":{"mean_confidence":0.8923024495442708,"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}}