{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000106","491:4910000363","491:4910000401","491:4910000682","491:4910000400","491:4910000291","491:4910000403","491:4910000570","491:4910000207","491:4910000357","491:4910000941","491:4910000514","491:4910000208","491:4910000450","491:4910000370","491:4910000814","491:4910000105","491:4910000273","491:4910000091","491:4910000633","491:4910000191","491:4910000355","491:4910000757","491:4910000564","491:4910000238"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4777575632148731,0.29546341294190115,0.24037740271744498,0.2385704365702402,0.20853356531860417,0.16474384182812749,0.15722336205716414,0.15299581340313964,0.15088516544259015,0.1400479551125401,0.12844908579597608,0.12029461394390006,0.11990189081882284,0.11799809726790553,0.11590038874213882,0.11447158600643308,0.11067758439962619,0.1084976203144361,0.10381558693992059,0.10354215884092534,0.099112532373285,0.09782855033010952,0.09755059350050842,0.08491214360354757,0.08476075048099044],"twin_dists":[0.157855145669326,0.20280476232089614,0.21929529888699706,0.21987491262086103,0.22996626241100285,0.24664963654714253,0.24982449212207322,0.25165806726159323,0.25258742929177197,0.2575166044622237,0.26311831823731435,0.2672898626279023,0.26749613821504215,0.2685034824452737,0.2696279545773764,0.2704028397572888,0.2724972225625119,0.2737258208496401,0.2764307090628924,0.2765915839209887,0.27924521175145284,0.2800317313529953,0.28020306278552043,0.28843472589995867,0.28853906459300693],"n_dims_used":45,"mean_confidence":0.889697519938151},"coverage":{"mean_confidence":0.889697519938151,"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}}