{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002031","480:4800002457","480:4800002138","480:4800002331","480:4800002412","480:4800002183","480:4800002184","480:4800001921","480:4800001860","480:4800002505","480:4800002134","480:4800001306","480:4800001808","480:4800001752","480:4800001751","480:4800002318","480:4800002186","480:4800001976","480:4800001313","480:4800002519","480:4800002506","480:4800002379","480:4800001304","480:4800001636","480:4800002233"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5167060766229676,0.4627848746754195,0.44971211557562707,0.4214272494707482,0.4099324164815997,0.3816770751300258,0.33506600006344034,0.3280692784254911,0.3056996335632451,0.2986259176479837,0.27778472560136785,0.2710164494242042,0.2668307241354775,0.2635767822028234,0.23634912673673805,0.22971401165648486,0.22836455748530674,0.2157036743623579,0.2124605682787141,0.2049005221723288,0.20455697178315793,0.20253087883608722,0.1938075832288113,0.18859362108710495,0.18752935654951008],"twin_dists":[0.14924619631976288,0.161221583795681,0.16419213713612882,0.17073512857577522,0.17344570956690095,0.18025721542093517,0.19205865805619388,0.19390312957712025,0.19995207547646196,0.20191733192517144,0.20787293802948767,0.20986493599489137,0.21111223259915174,0.21209029152240905,0.22059136489560122,0.2227580440125229,0.22320373050392597,0.22747320441805466,0.22859377217634905,0.23125177653377763,0.2313741421624371,0.2320986752529995,0.23527647538039198,0.237223544592327,0.2376255879758597],"n_dims_used":43,"mean_confidence":0.9134846177212027},"coverage":{"mean_confidence":0.9134846177212027,"n_dims_used":43,"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}}