{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002974},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001654","496:4960003395","496:4960004071","496:4960009209","496:4960003396","496:4960002420","496:4960003126","496:4960011682","496:4960000225","496:4960009210","496:4960007953","496:4960008895","496:4960001638","496:4960000403","469:4690007116","496:4960000226","496:4960009871","470:4700003496","479:4790006405","496:4960009130","496:4960005623","496:4960002851","469:4690006228","496:4960002042","496:4960002843"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,469,496,496,470,479,496,496,496,469,496,496],"twin_sims":[0.49065274479105014,0.37618972120128147,0.3252534867314156,0.312511547455981,0.30249077568837585,0.2879029359846528,0.27363167777713554,0.228435204109107,0.20061473327045973,0.19715905438665607,0.18384591128683023,0.16885899570642923,0.16832384038855738,0.1655197528243539,0.15308812253312942,0.14974051293080948,0.1448229197445671,0.1448137082859818,0.1336459610139555,0.13038348994421026,0.12577277705866227,0.12510013526722943,0.1204599803672791,0.1204040972643547,0.11351416601282215],"twin_dists":[0.1549831652151326,0.18160723307505908,0.19465152476980271,0.1980842562577612,0.20084026003865577,0.20494933852914707,0.2090916581055641,0.2231803548091615,0.23278848601028318,0.23404409573040205,0.23902956137283257,0.24495659084779603,0.24517506983664517,0.24632809849190562,0.2516176370651119,0.25309544732216704,0.25531114563880386,0.25531534786340293,0.26056337833325127,0.26215835204664645,0.2644646629397224,0.2648064539257196,0.26720315876188666,0.26723244885710296,0.270926251733431],"n_dims_used":45,"mean_confidence":0.9196807861328125},"coverage":{"mean_confidence":0.9196807861328125,"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}}