{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000796},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000691","490:4900001044","496:4960008771","490:4900001061","490:4900003616","490:4900000692","490:4900000581","490:4900000795","490:4900002033","490:4900001071","496:4960008028","490:4900001872","490:4900000690","490:4900000919","490:4900003890","496:4960008677","490:4900003207","496:4960008256","490:4900003735","493:4930007116","490:4900001325","490:4900000175","490:4900001322","490:4900002340","490:4900004181"],"twin_admin_codes":[490,490,496,490,490,490,490,490,490,490,496,490,490,490,490,496,490,496,490,493,490,490,490,490,490],"twin_sims":[0.5476306457708777,0.5211981649409549,0.47497431810984936,0.44957919224903425,0.41599907668620456,0.4109289864332111,0.396835448536571,0.39192289171746036,0.38946903626635,0.3872164197801176,0.3728658713649795,0.36889714921901856,0.36754772932990504,0.3557148697535735,0.3532219461485354,0.3529656924839611,0.3258819644959761,0.3248211497361252,0.3194678781421718,0.3146161025871613,0.3121127252617248,0.30598326516382957,0.30562679237099133,0.3055639900628684,0.30434896216877094],"twin_dists":[0.14252554564131517,0.14826467768129004,0.15847822689153693,0.16422250302397146,0.17201112103653451,0.17320941800053244,0.17657520282252487,0.17776113874540436,0.17835611023757558,0.17890384039443039,0.18242965085367926,0.18341638235552238,0.18375308650532088,0.18673275891028346,0.18736695496667546,0.18743227689308392,0.19448417492305564,0.19476675079913947,0.19620064029637732,0.19751190637057853,0.19819296615723225,0.19987382895071146,0.19997217722425492,0.19998951079757724,0.20032526775976806],"n_dims_used":45,"mean_confidence":0.9156964619954427},"coverage":{"mean_confidence":0.9156964619954427,"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}}