{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004110},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004653","479:4790001890","489:4890004564","479:4790001811","489:4890003876","479:4790002148","489:4890004521","489:4890004664","479:4790003075","489:4890004225","479:4790003071","489:4890005065","489:4890004742","479:4790002989","489:4890004332","489:4890004119","489:4890004787","479:4790002566","489:4890004613","489:4890004331","489:4890004652","489:4890004529","472:4720000039","489:4890005184","489:4890004187"],"twin_admin_codes":[489,479,489,479,489,479,489,489,479,489,479,489,489,479,489,489,489,479,489,489,489,489,472,489,489],"twin_sims":[0.8727734946276959,0.8256392501224937,0.7742593001599983,0.7659200734785598,0.7430696979227516,0.7156398155864448,0.7140078301539241,0.7004642540080938,0.6812491578573342,0.6796242787154507,0.6688043201408379,0.6588368701927676,0.6578121739083569,0.6482944131360424,0.646454203783236,0.6459868760186541,0.6452532499090999,0.6418224824061732,0.6302320621370127,0.6296363429737262,0.6293932608858775,0.6289566892902523,0.6165084448985481,0.6160506727953659,0.6115416778440239],"twin_dists":[0.06775396861680769,0.08039584167021917,0.09290310681976877,0.09484883410261831,0.10009025453323091,0.10623991686996814,0.10660177508284416,0.10959005076052813,0.11379068202585983,0.11414410973542176,0.11649151597882525,0.11864577381170498,0.1188668521559213,0.12091731092088905,0.12131318852142267,0.12141369652587096,0.12157145611222835,0.12230888323560624,0.12479676921482266,0.12492452145696281,0.12497664769908941,0.12507026158001228,0.12773778222582294,0.12783582898845053,0.12880146941061696],"n_dims_used":45,"mean_confidence":0.9173997667100694},"coverage":{"mean_confidence":0.9173997667100694,"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}}