{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000791","490:4900000563","494:4940007488","494:4940008026","490:4900000673","494:4940008678","490:4900002027","494:4940007917","494:4940007499","494:4940008135","490:4900001029","490:4900000587","494:4940008512","494:4940007724","490:4900001168","496:4960007782","494:4940008432","494:4940007493","496:4960008954","490:4900002172","490:4900000695","490:4900001587","494:4940007491","490:4900003221","490:4900001066"],"twin_admin_codes":[490,490,494,494,490,494,490,494,494,494,490,490,494,494,490,496,494,494,496,490,490,490,494,490,490],"twin_sims":[0.75068371725198,0.6894382171565105,0.5543858773074731,0.5404986317205671,0.5282781288486603,0.49991055846461,0.4621569421491078,0.45095247207207256,0.4173813312278989,0.4027240940731281,0.4023438794503227,0.39953151594969727,0.3889305540358843,0.3865967699713213,0.3782653489275785,0.3766578603536695,0.37432198369180397,0.34992582208675893,0.3488422070880441,0.3452546770187516,0.3392161722147423,0.3372798700668838,0.33651077375284355,0.3365006662519512,0.3361374066520445],"twin_dists":[0.09835724529872492,0.11200546124114973,0.14106716735700436,0.14406858959898192,0.1467216604348339,0.1529352552489278,0.16136357516011018,0.1639089433396027,0.17168552618763375,0.17516246602567076,0.17525339875381063,0.17592721812489848,0.17848690770257533,0.1790547737232225,0.18109546395610623,0.18149168820041747,0.18206892483208414,0.1882090671562441,0.18848682039640388,0.18940963442569528,0.19097447839521636,0.19147941592272244,0.19168041018436663,0.19168305331303603,0.19177807484646797],"n_dims_used":45,"mean_confidence":0.916707271999783},"coverage":{"mean_confidence":0.916707271999783,"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}}