{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000220},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000538","494:4940007435","490:4900000453","490:4900000363","490:4900000259","490:4900000550","494:4940008042","494:4940007938","490:4900000260","494:4940008245","490:4900000316","494:4940007836","490:4900000321","494:4940007002","494:4940008353","490:4900000386","494:4940008374","494:4940007001","490:4900000999","494:4940008461","494:4940006764","494:4940008259","490:4900000545","494:4940008263","490:4900000451"],"twin_admin_codes":[490,494,490,490,490,490,494,494,490,494,490,494,490,494,494,490,494,494,490,494,494,494,490,494,490],"twin_sims":[0.5306131424510304,0.39260734937967934,0.31995092286634946,0.3052633860302728,0.25181282307887803,0.24883257309863327,0.2355395448711312,0.23220289222885515,0.19120037346056523,0.15495121318265984,0.15411384329611819,0.15239273331346567,0.14325649898678877,0.14012214648236437,0.1370911560118555,0.13329905911896875,0.11184498324508763,0.10998576631788361,0.10718123830172026,0.10615932966107261,0.10528431318980384,0.10344862494202833,0.10199379246994322,0.09937955247685443,0.09771207597189914],"twin_dists":[0.14621376473100858,0.17759549300603578,0.1960707062027494,0.2000725067106534,0.2156909278618241,0.21661997786476891,0.22085357702934788,0.22194054669647248,0.23624546402406535,0.2508054216566226,0.2511695832048574,0.2519226499357598,0.2560286071437937,0.257481912144294,0.25891052850331703,0.26073157185293394,0.2718469682032236,0.2728850778954584,0.27447700457412066,0.2750651011570436,0.27557216909986454,0.27664669177802204,0.2775088879734187,0.27908264960989965,0.2801034790863832],"n_dims_used":45,"mean_confidence":0.9113426208496094},"coverage":{"mean_confidence":0.9113426208496094,"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}}