{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000705},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009377","490:4900000395","490:4900000905","490:4900000516","494:4940008530","480:4800004520","490:4900001171","490:4900001399","490:4900001006","480:4800004107","480:4800004971","480:4800004271","490:4900000224","480:4800004030","490:4900004180","480:4800004046","494:4940008745","496:4960009278","490:4900003903","490:4900000553","490:4900000197","470:4700005684","490:4900000670","480:4800005143","494:4940001056"],"twin_admin_codes":[496,490,490,490,494,480,490,490,490,480,480,480,490,480,490,480,494,496,490,490,490,470,490,480,494],"twin_sims":[0.45299479830108597,0.3378500947141921,0.3039370616382072,0.2550065643176008,0.22822912640940257,0.2167344345204188,0.19916406589036367,0.1920279502131899,0.18980202007651042,0.1797979952137138,0.1769406159764846,0.16408626289072492,0.15963544482805314,0.15500905942694027,0.151815667012691,0.14175619705045053,0.13970069479543315,0.13674162324432615,0.1263035346249077,0.116515999208033,0.1162058357741083,0.11416151938738318,0.11322087007679764,0.10585478048530723,0.10366102667945822],"twin_dists":[0.16344327667523428,0.191330554163237,0.20043926726877423,0.2147030716597486,0.22324855558402287,0.22711943542117544,0.23331374862483936,0.23593689716337884,0.23676897340797276,0.24059551510434027,0.24171600283520825,0.2469229956339976,0.2487944054625057,0.2507803183089683,0.2521765405904152,0.2567212679200261,0.25767916786236983,0.2590767898345716,0.26419594569860344,0.26929635026004706,0.26946325411938127,0.2705719799408594,0.27108727373198244,0.2752412160758984,0.2765216059003714],"n_dims_used":45,"mean_confidence":0.9092006259494357},"coverage":{"mean_confidence":0.9092006259494357,"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}}