{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003320","489:4890002838","489:4890003326","489:4890003081","489:4890003585","489:4890003524","489:4890002006","489:4890001851","489:4890001764","489:4890003325","489:4890002172","489:4890001757","489:4890001769","489:4890001768","489:4890002009","489:4890002413","489:4890002101","489:4890002922","489:4890002013","489:4890002015","489:4890002093","489:4890003180","489:4890002173","489:4890002587","489:4890001749"],"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":[0.8339965603080935,0.8320112035950524,0.8129755934079504,0.8090203703892157,0.7932742784809265,0.7857984145644713,0.7838309204748187,0.7743956000184458,0.766542028586746,0.7356344023409441,0.711837657028707,0.7044297000501214,0.6981926141870313,0.6979775559528708,0.6939874258583499,0.691575287819042,0.6870705323327234,0.6811204334683332,0.6809230594478982,0.6798248421909145,0.6697539231162803,0.6637698909737517,0.6626931186003941,0.6623136587411879,0.6564864617566141],"twin_dists":[0.07825430957079194,0.07876635983242944,0.08357586034190884,0.08455441217519526,0.0883883897951569,0.09017723326064506,0.09064493884878776,0.09287114268721806,0.09470437468399845,0.10177089786413614,0.10708234621943115,0.10871770597133677,0.11008887547100088,0.11013606644092422,0.1110106215466896,0.11153840817984113,0.11252233313376295,0.11381869011253636,0.11386163200710718,0.11410049873516992,0.116285892964904,0.11758049395383087,0.11781316469900485,0.11789513953446254,0.1191527759109082],"n_dims_used":45,"mean_confidence":0.9146754794650608},"coverage":{"mean_confidence":0.9146754794650608,"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}}