{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001672},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001928","489:4890002171","489:4890003083","489:4890003164","489:4890001845","489:4890001917","489:4890002079","489:4890001664","489:4890001919","489:4890001758","489:4890002023","489:4890001757","489:4890002007","489:4890001918","489:4890003079","489:4890001848","489:4890001749","489:4890002743","489:4890001836","489:4890001764","489:4890002999","489:4890002413","489:4890003578","489:4890002001","489:4890002172"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7943250610183891,0.7754456089347211,0.7700488375891457,0.7624619144284881,0.7600851871317362,0.7531646077927785,0.74949852044065,0.7462839442506813,0.7356113115865557,0.7205928806021161,0.7186553710437933,0.7069480311989489,0.7006744880930693,0.6997277722868572,0.6992561586188514,0.6905231016479517,0.6823785737601452,0.6766770718240344,0.6745961887168115,0.6697649987381875,0.6654275877015754,0.6591343762493329,0.6545216753417693,0.6463477921108309,0.636892107533806],"twin_dists":[0.08813541549485292,0.09262472078632634,0.09388790815507443,0.09565019603621669,0.09619917571936257,0.0977897923058235,0.09862784099324635,0.09936020109658365,0.10177610017012721,0.10513914669209067,0.10557020129387996,0.10816262344444563,0.10954385308774318,0.10975184405011543,0.10985541421485841,0.11176842488792639,0.1135448726221852,0.11478452647596081,0.11523622171894228,0.11628349427336158,0.1172221331282319,0.11858157413913668,0.11957633361935069,0.12133607536815533,0.12336777667521583],"n_dims_used":45,"mean_confidence":0.9146866692437066},"coverage":{"mean_confidence":0.9146866692437066,"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}}