{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012697","490:4900013032","490:4900012333","490:4900012398","490:4900012996","490:4900012685","490:4900013237","490:4900012833","490:4900012336","487:4870001010","490:4900013035","490:4900012766","487:4870003083","487:4870003085","490:4900012541","490:4900012755","487:4870002403","490:4900012612","487:4870002500","487:4870001477","487:4870002595","490:4900011531","487:4870002596","487:4870000971","487:4870001381"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,487,487,490,490,487,490,487,487,487,490,487,487,487],"twin_sims":[0.36745795994301655,0.19498816429968943,0.1895071589558868,0.12539814032087446,0.10722340606216851,0.10593242668796507,0.10423082424457594,0.08759239830297665,0.0684779443775314,0.06791569100589451,0.06572322017346101,0.05920024435131663,0.05905966103296184,0.04947209752294994,0.048371271861168505,0.0474083892421983,0.04174015050791846,0.039239950278841904,0.03659921192838187,0.036026541352019895,0.03279193161659048,0.03256703478138922,0.031430151508519834,0.03008120944203717,0.029783692365138895],"twin_dists":[0.18377550746052132,0.23484068541770245,0.23687970603404876,0.26465485624855556,0.27445283120408637,0.27519627740824837,0.27618702923798694,0.2866116055895339,0.3007509290596809,0.3012129670249015,0.3030449658358554,0.3088080832832011,0.3089379190082861,0.3184625423344075,0.31965217913531213,0.32071142244001477,0.32733997033242773,0.3305074732212552,0.33404407748390924,0.3348394679704895,0.33954530524467247,0.33988700240682634,0.34164582320733067,0.34380475605168154,0.34429206157493786],"n_dims_used":45,"mean_confidence":0.913982645670573},"coverage":{"mean_confidence":0.913982645670573,"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}}