{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004161},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003072","490:4900003471","490:4900003466","490:4900002303","490:4900001699","490:4900003338","490:4900001732","490:4900002778","490:4900004302","490:4900002148","490:4900002017","490:4900003603","490:4900004444","490:4900003878","490:4900003074","490:4900002022","490:4900003594","490:4900003198","490:4900001701","490:4900001469","496:4960008015","490:4900001333","490:4900004150","490:4900003455","490:4900003330"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490],"twin_sims":[0.8907119486435231,0.8215459797681541,0.7797520302191032,0.749326717425116,0.7231884608259266,0.7085896431913613,0.6799024713349718,0.6125420675210077,0.6089392531032748,0.6044195975158132,0.5792711818747824,0.5773927683940867,0.5744279733967572,0.5694225893326101,0.5457097936596255,0.5447290968891114,0.5378024699047392,0.5329685704732702,0.5304372694638636,0.5289300982412968,0.5171833407014309,0.5117784364061861,0.510383936660014,0.5055252969774215,0.5049140529069264],"twin_dists":[0.062484124521791785,0.08143189854929064,0.09161065367623326,0.09866703969233441,0.10456072707448823,0.10780031560379877,0.11408361784868984,0.12858724134991548,0.12935874012112691,0.1303265241811136,0.13571536533273162,0.13611844286613156,0.13675488266997698,0.1378301136499144,0.14294077854958456,0.14315287479959274,0.1446528889452462,0.14570190618378528,0.14625200278386177,0.1465798003594328,0.1491418178324809,0.15032527172408866,0.15063111781521318,0.15169842686059062,0.1518328916687287],"n_dims_used":44,"mean_confidence":0.9153437180952593},"coverage":{"mean_confidence":0.9153437180952593,"n_dims_used":44,"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}}