{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002321","490:4900004294","490:4900003598","490:4900003739","490:4900004013","490:4900001030","490:4900003193","490:4900002318","490:4900002914","490:4900004580","490:4900001696","494:4940004773","490:4900002461","490:4900001595","490:4900002467","490:4900003325","470:4700004671","490:4900001461","490:4900002151","496:4960004506","490:4900003880","490:4900002904","490:4900002628","490:4900001598","487:4870002303"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,470,490,490,496,490,490,490,490,487],"twin_sims":[0.5686575630495441,0.5406669443647195,0.4379003454867849,0.4350845050562466,0.4097300263839508,0.37810602461351644,0.36651395186679203,0.34234838984663296,0.33256020374586803,0.314068479139453,0.309640687463494,0.2981538639596874,0.29664922460335275,0.2883809871896014,0.28574921827913435,0.27940541728707424,0.27519528615214006,0.2636526737019824,0.2617962390569668,0.2615057984746214,0.25806700074441113,0.2563693104480102,0.24351179420236643,0.24308294259817215,0.24288505339138972],"twin_dists":[0.13799454255689586,0.14403213201589207,0.1669040190632076,0.16755469987664404,0.17349372802894195,0.18113469863051088,0.18401145087897247,0.19016094317948964,0.1927167927113892,0.1976606266758474,0.19886856529704175,0.2020494430593552,0.20247135998856644,0.2048127500964987,0.20556638812792194,0.20740036179353266,0.2086314938719075,0.21206739477404904,0.2126286758691554,0.21271671401173553,0.21376378246400257,0.21428395079698848,0.21829656028438177,0.2184327157633141,0.21849559568029725],"n_dims_used":45,"mean_confidence":0.9154234144422743},"coverage":{"mean_confidence":0.9154234144422743,"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}}