{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000286},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002116","489:4890002694","489:4890002045","489:4890002291","485:4850000585","477:4770000199","477:4770000158","485:4850002033","489:4890003036","489:4890001873","472:4720006786","477:4770001597","485:4850000583","468:4680004373","489:4890001875","499:4990001956","499:4990002485","477:4770001367","478:4780006037","496:4960007476","489:4890002857","481:4810003056","467:4670002739","480:4800003935","500:5000002644"],"twin_admin_codes":[489,489,489,489,485,477,477,485,489,489,472,477,485,468,489,499,499,477,478,496,489,481,467,480,500],"twin_sims":[0.4923305413659287,0.3777534529745555,0.3699914952140536,0.34295183725756234,0.329905594399333,0.3267887225554598,0.26277521786310976,0.2383017367462707,0.22917539141541748,0.22276171475679887,0.2224572113713254,0.22227886231476707,0.21440829919997054,0.21171724198586986,0.20683859835679777,0.20620677984740546,0.20140824710333002,0.20098162261624633,0.198744280008287,0.19793310725992083,0.19492278162950022,0.19372706444866628,0.18974663190208665,0.1873862936972299,0.1870750216971978],"twin_dists":[0.15461119494106737,0.1812215503200638,0.18314377447628744,0.19000466673540736,0.19341697220351534,0.19424303987791122,0.2123323785713859,0.21996134612137444,0.2229357270458232,0.2250730952105056,0.22517558339785507,0.22523565468637977,0.2279194121018172,0.22885223604174193,0.2305640896297471,0.23078779185481765,0.23250227427139372,0.23265605637008777,0.2334662382853406,0.23376153291463775,0.23486477222881408,0.23530626454646997,0.23678976479342206,0.23767975416960888,0.23779770770040876],"n_dims_used":45,"mean_confidence":0.919875250922309},"coverage":{"mean_confidence":0.919875250922309,"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}}