{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002956","480:4800003493","480:4800003563","480:4800003501","480:4800002719","480:4800003380","480:4800003192","480:4800003442","480:4800003292","480:4800002662","480:4800002856","480:4800003125","480:4800002904","480:4800002858","480:4800002609","480:4800003237","480:4800002666","480:4800003503","480:4800003238","480:4800002722","480:4800003244","480:4800003152","480:4800002854","480:4800003515","480:4800003695"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7357830372251949,0.6583361271203901,0.6179457610997462,0.5050405536491179,0.4795950155318011,0.47413246830498085,0.46248250980798794,0.46072425481575413,0.41537833977563443,0.38447602024974503,0.3774048776004678,0.33704072756561276,0.333364038801852,0.3283937545535215,0.3102322480604304,0.30394072007204864,0.2845433101379681,0.27406944632120206,0.26175498795146984,0.25688196036763444,0.24873023752668075,0.24472745558599093,0.2433172369330545,0.24148419806204882,0.2376295129405081],"twin_dists":[0.10173740823055889,0.11875381761613284,0.12742991779328333,0.15180505976892156,0.1574444416237655,0.15866692574284377,0.16128994764776644,0.16168779685085727,0.17215748894052293,0.17957221354851005,0.18130745634778112,0.19154188644182754,0.19250537627936415,0.19381711704864885,0.19870661374444773,0.2004382543493147,0.2059131063592593,0.20896266218387813,0.21264117614217207,0.21412664726200475,0.2166520055676724,0.21791144133795173,0.2183583107719351,0.2189416726836656,0.22017786091851296],"n_dims_used":43,"mean_confidence":0.914497641629951},"coverage":{"mean_confidence":0.914497641629951,"n_dims_used":43,"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}}