{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003412","487:4870003408","466:4660013135","496:4960008039","487:4870004717","487:4870003009","487:4870005871","487:4870006013","487:4870003404","487:4870001502","487:4870004710","487:4870007052","466:4660013354","490:4900000966","487:4870004575","487:4870003986","496:4960007798","487:4870006445","466:4660014165","466:4660014480","487:4870004568","487:4870005846","466:4660014255","466:4660013429","487:4870004570"],"twin_admin_codes":[487,487,466,496,487,487,487,487,487,487,487,487,466,490,487,487,496,487,466,466,487,487,466,466,487],"twin_sims":[0.5648055635721008,0.5055316610175798,0.461556084490864,0.36920724637847285,0.35917493799195943,0.33613443712457364,0.29881206433164703,0.27651967631368335,0.2738993786125407,0.27166039646282286,0.2640159277104175,0.25670963089358784,0.2546858258290746,0.24668662059773722,0.2418820476483684,0.23506598286429867,0.23470583139333515,0.23364349368221668,0.2335441810397518,0.23113937613260493,0.22955362110182076,0.21419649602625618,0.20986263631889587,0.20964342379170028,0.2065523027366683],"twin_dists":[0.1388228561633756,0.15169702709309743,0.1614995078427755,0.18333909452843433,0.18585631016452783,0.19177885184514312,0.20186526971875485,0.20824298190865362,0.20901276048064918,0.20967410700021022,0.2119578566763005,0.21417950335363736,0.2148019229747786,0.21729336840937608,0.21881481470650516,0.2210072304300191,0.22112422200686588,0.2214699984397273,0.22150237600653835,0.222289159229429,0.22281092574966527,0.22799254321360868,0.2294998005355018,0.22957659853133933,0.23066539780168083],"n_dims_used":43,"mean_confidence":0.9113553069358649},"coverage":{"mean_confidence":0.9113553069358649,"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}}