{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002736","494:4940008077","494:4940008566","487:4870000150","466:4660005649","494:4940002683","490:4900012916","494:4940007466","466:4660006713","490:4900001969","466:4660006761","487:4870000250","490:4900001541","490:4900005494","487:4870006584","466:4660011014","490:4900012963","494:4940003468","494:4940004274","490:4900001335","466:4660007207","466:4660012320","490:4900012713","490:4900002152","466:4660006516"],"twin_admin_codes":[490,494,494,487,466,494,490,494,466,490,466,487,490,490,487,466,490,494,494,490,466,466,490,490,466],"twin_sims":[0.3555613920470003,0.11101255740605283,0.1096147866515268,0.10305115994539561,0.07299399062719236,0.06453343025108543,0.057434463976185075,0.05594080150997343,0.05591964147768046,0.05194643348348712,0.04928092995028578,0.047712038903268715,0.04541169758562576,0.0451141679298323,0.03717911333824269,0.03147328140072133,0.030485801391255417,0.02918473032445614,0.026817424959915043,0.02358696571435379,0.0230180240544448,0.022419953257040288,0.022416398277199153,0.020817922649810784,0.01838495795945213],"twin_dists":[0.18677173684669862,0.2723100989863862,0.27309383867085346,0.27688130253147886,0.2971475003075893,0.30406010663069744,0.3104576606478682,0.3118860173620579,0.31190647744240324,0.3158670469867163,0.31866753764379324,0.3203754595776676,0.3229665704846489,0.32330969252548236,0.33324933732232315,0.3415781138481919,0.3431486592013825,0.3452859074291163,0.3493939167354011,0.3555365277743813,0.35669302497970956,0.3579357809388844,0.3579432535936355,0.361412533360346,0.3671670258677996],"n_dims_used":45,"mean_confidence":0.9198675367567274},"coverage":{"mean_confidence":0.9198675367567274,"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}}