{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930007133","493:4930007021","493:4930006786","493:4930007049","496:4960002676","493:4930006927","496:4960003093","496:4960003227","496:4960002675","496:4960002817","496:4960001398","496:4960001886","493:4930007195","493:4930006989","496:4960004062","496:4960002534","496:4960003918","493:4930007193","496:4960001758","496:4960002009","493:4930007173","496:4960002814","496:4960002823","496:4960002811","496:4960003772"],"twin_admin_codes":[493,493,493,493,496,493,496,496,496,496,496,496,493,493,496,496,496,493,496,496,493,496,496,496,496],"twin_sims":[0.8278078605108262,0.6242218343147174,0.6198913778218164,0.6091038897530077,0.6063463629812954,0.6006123039497724,0.5980670222858632,0.5865772667504439,0.5861037904961662,0.5790872384467581,0.5748259020372577,0.5681371581570211,0.5653951193016598,0.5645382120103911,0.5558142362055202,0.5536281530801477,0.5424794316449935,0.5353904700758858,0.529888466243993,0.513392929289125,0.5087464049877031,0.5083128781578424,0.5076835187941096,0.5036208655162546,0.4933569533219098],"twin_dists":[0.0798435992829231,0.12608524927274917,0.12701313361175148,0.12932348640163788,0.12991395017777446,0.13114180618412316,0.131686896390215,0.13414857412034384,0.13425006936247327,0.13575483167200786,0.1366694429586128,0.13810640882070424,0.13869603712169487,0.13888037145511936,0.14075915904210093,0.14123061031207318,0.1436396691120285,0.1451760869489346,0.1463713400551778,0.1499714397023087,0.15099054052236577,0.15108574574836733,0.15122399478984394,0.15211751841615445,0.1543838219786027],"n_dims_used":45,"mean_confidence":0.9270128885904948},"coverage":{"mean_confidence":0.9270128885904948,"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}}