{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010215},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008328","490:4900011627","490:4900009523","490:4900008217","490:4900009005","490:4900012089","490:4900012090","490:4900011690","490:4900008552","490:4900009935","490:4900009100","490:4900010319","490:4900011836","490:4900011563","490:4900011583","490:4900011074","490:4900011692","490:4900012162","490:4900008216","490:4900012156","490:4900011070","490:4900009426","490:4900010024","490:4900010481","490:4900010127"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3086506691236362,0.2799739011109542,0.24537220019904876,0.20814712057369442,0.19628428418895022,0.18137413364025318,0.1722150875185021,0.15840570986779323,0.148583835778233,0.14429331915492613,0.13962595563572325,0.13012530011494328,0.09041400831340696,0.08062295213724444,0.078530386163183,0.0776279974823194,0.07134987927523646,0.0706442115651833,0.06834524011457298,0.06548370235571623,0.063216673911504,0.06014676538807271,0.05756578781641574,0.05642577263499552,0.05415581027993079],"twin_dists":[0.19914000020578274,0.20723499313304872,0.21770768819527808,0.23010227193235075,0.23436435039485007,0.23998284546817777,0.24359767048135716,0.24931813921925672,0.2536117165876735,0.25555306947548156,0.25771419500491183,0.26228585647852004,0.284739621077924,0.2914501504837802,0.2929681523634855,0.2936328101250122,0.2984378734805981,0.2989991141405028,0.3008597011559441,0.3032481110679875,0.3052015736170919,0.30794046762738636,0.3103335505564845,0.31141883265775,0.31363492156581163],"n_dims_used":45,"mean_confidence":0.8858987596299913},"coverage":{"mean_confidence":0.8858987596299913,"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}}