{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001227","485:4850000748","485:4850000298","485:4850000669","485:4850001072","499:4990001593","500:5000010905","499:4990002559","485:4850000449","470:4700000583","485:4850000414","499:4990002223","485:4850000423","470:4700000315","485:4850000406","485:4850002038","499:4990003836","499:4990004238","485:4850000312","485:4850000809","485:4850000400","470:4700000218","485:4850001788","489:4890000627","485:4850002843"],"twin_admin_codes":[485,485,485,485,485,499,500,499,485,470,485,499,485,470,485,485,499,499,485,485,485,470,485,489,485],"twin_sims":[0.5793439822986023,0.542759861205237,0.5371776166184651,0.5171267173065834,0.4636250069232685,0.4441433870611153,0.44280773704903026,0.4271860760851752,0.4161354438692603,0.40726875877577445,0.40403107342088984,0.39689555505783175,0.39548679865331376,0.39521358655313676,0.39463674237012186,0.3842719400535577,0.3828147864913177,0.37208428170376007,0.3653970449367856,0.3652458833960185,0.3608055757945281,0.3576914309695221,0.35271254593517953,0.3459026267598861,0.33760928032152815],"twin_dists":[0.13569974578840288,0.14357896845992532,0.1447883844575344,0.14915420024829285,0.16103171442632258,0.16546721477534795,0.1657739450892879,0.16938895481237343,0.17197897865332115,0.17407851990409387,0.17485018090224297,0.1765607346387397,0.17690010034235928,0.17696598082067794,0.17710514612117376,0.17962207847162526,0.17997848749752007,0.18262356221705536,0.18429100256890837,0.18432886993252504,0.18544476359611928,0.1862315545453013,0.18749683099293915,0.18924259010407235,0.19139340415977907],"n_dims_used":45,"mean_confidence":0.9163140190972222},"coverage":{"mean_confidence":0.9163140190972222,"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}}