{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001601","480:4800001599","480:4800001652","480:4800001653","480:4800001710","480:4800001329","480:4800001825","480:4800001496","480:4800001495","480:4800001654","480:4800001328","480:4800001545","480:4800001603","480:4800001768","480:4800001544","480:4800001769","480:4800001826","480:4800001600","480:4800001327","480:4800000850","480:4800001945","480:4800001824","498:4980004817","468:4680009065","480:4800001497"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,498,468,480],"twin_sims":[0.7265477190459786,0.5136515445439569,0.506817609866688,0.5024275204793143,0.4907114276268591,0.4696843007065285,0.462577180332542,0.4211499526958222,0.40448112690188137,0.3807928633406378,0.37285343668053433,0.355193833425676,0.33441541588881063,0.27776135189981443,0.27485070290248065,0.257493602795758,0.24592601951812904,0.2426169595387196,0.2082364151747109,0.1720905488693752,0.17012895828657115,0.15941585856129029,0.14874127124942293,0.14423498012709662,0.14101479822910157],"twin_dists":[0.10381044384374442,0.14991478759607763,0.15141427938037258,0.15238034591301775,0.15497014877294224,0.15966582807219962,0.16126854121821477,0.17080014263053317,0.17474275163051298,0.18047411444151215,0.1824327343112125,0.18686511914658613,0.19222927259811118,0.20787976581721138,0.2087327654656789,0.21393922785641564,0.21753294456840103,0.2185808362138887,0.23007082935676626,0.24364775689648588,0.24444010867231591,0.24888770948564737,0.25354127328027715,0.2555797592365508,0.25706557244714545],"n_dims_used":42,"mean_confidence":0.918051038469587},"coverage":{"mean_confidence":0.918051038469587,"n_dims_used":42,"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}}