{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012963","487:4870000250","487:4870000339","487:4870000814","487:4870002242","487:4870000150","487:4870000336","494:4940007466","466:4660007273","490:4900010791","490:4900010794","490:4900011873","490:4900012680","466:4660006713","486:4860004155","490:4900002731","487:4870011531","487:4870000415","466:4660008352","490:4900012713","466:4660012290","466:4660010667","466:4660012320","494:4940008077","486:4860003748"],"twin_admin_codes":[490,487,487,487,487,487,487,494,466,490,490,490,490,466,486,490,487,487,466,490,466,466,466,494,486],"twin_sims":[0.26939708282484653,0.17203759354979511,0.1705763789333733,0.09556430447149329,0.06440625060912931,0.05233833412803367,0.03826647307054873,0.028257549715042747,0.026576770816711018,0.025577640071631075,0.024947151166216548,0.02448851615396187,0.019277857309643466,0.017929095640701827,0.013736795591698464,0.01364793681581045,0.011258195478732528,0.011047558887519219,0.008300226214481286,0.007755626009316655,0.0070337495698222785,0.006870995634233176,0.006277210421299023,0.00619655008712101,0.006073675881568792],"twin_dists":[0.21034606388028199,0.24366906210011746,0.24425880623485205,0.2814386979860566,0.30416952021884575,0.31546543497476004,0.3317870532352268,0.34685945819713,0.34982882170965823,0.3516715622323118,0.352866646689075,0.35375249946034737,0.3649818853233529,0.3683186618801525,0.3803206325843182,0.38060834387805526,0.389045478264604,0.38986347354998646,0.40204377704529953,0.404880949495467,0.40893082801032027,0.4098953325429311,0.4135979259411294,0.41412502392562395,0.4149399942080918],"n_dims_used":45,"mean_confidence":0.9155072530110677},"coverage":{"mean_confidence":0.9155072530110677,"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}}