{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012802","490:4900012799","490:4900012982","490:4900012871","490:4900013021","490:4900012803","490:4900012866","490:4900012804","490:4900012390","490:4900012531","497:4970001447","490:4900012319","490:4900013010","490:4900012798","497:4970001852","497:4970001102","497:4970000853","497:4970001012","490:4900013160","497:4970001685","490:4900012387","490:4900012878","490:4900013056","490:4900012530","490:4900013155"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,497,490,490,490,497,497,497,497,490,497,490,490,490,490,490],"twin_sims":[0.383768909210276,0.32921649248888035,0.26291625395269874,0.2222746404441364,0.21600210579310486,0.20087684909524295,0.1889525263522299,0.18642965117699348,0.1829521684805162,0.17264168328132998,0.1538882736932552,0.15125043957519815,0.1367565128680665,0.1273548729276798,0.12714743447380894,0.11886008961646256,0.11489766955652932,0.11426057553132979,0.11345378731190658,0.11074257559992651,0.10700557198985879,0.10669713408735564,0.10511410058637974,0.10425997185954505,0.10056277345420175],"twin_dists":[0.17974504295803836,0.1935992342654712,0.2122897496447299,0.22523707708086926,0.22737066234165157,0.23269385764663147,0.23708832064418342,0.23804270419857257,0.2393731987315202,0.24342630026374948,0.2512679282714381,0.25242591087257815,0.259069700842751,0.2636661811496405,0.2637704453069391,0.2680458519565024,0.2701709867509917,0.2705179067993701,0.27095937394189634,0.2724608828089943,0.2745777877070088,0.27475505562314406,0.2756711869888788,0.276169952536964,0.2783663929052731],"n_dims_used":45,"mean_confidence":0.9088717990451389},"coverage":{"mean_confidence":0.9088717990451389,"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}}