{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000265","490:4900000686","490:4900000419","490:4900000222","490:4900000195","490:4900000389","490:4900000626","490:4900000832","490:4900000957","490:4900004027","496:4960007541","480:4800005639","490:4900000280","496:4960008970","490:4900002206","490:4900000161","494:4940004234","494:4940003930","490:4900003220","494:4940008795","490:4900000830","490:4900000703","490:4900000087","490:4900001432","494:4940004353"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,496,480,490,496,490,490,494,494,490,494,490,490,490,490,494],"twin_sims":[0.3996201845135766,0.35402489637195883,0.34833843073052684,0.34179393563638955,0.27627510163930113,0.24607975082315112,0.24397370338860394,0.2380776614416629,0.22677908143541017,0.21355741217523128,0.20994232669445567,0.20561410263145422,0.20143200218599552,0.18282917240294658,0.17860602497042205,0.1761439785283848,0.1757427071079121,0.16986790480616612,0.16929799127079487,0.16500549334973655,0.16294818804202166,0.15658694768566905,0.1563032405160402,0.14716006028922313,0.14167150307756518],"twin_dists":[0.1759059410773577,0.18716243318136047,0.18861610306991866,0.19030466132471352,0.20831464246511674,0.21748448348054633,0.21815008256973184,0.22003347367066603,0.2237295999098,0.2282135017723432,0.22947189565998927,0.23099806181189497,0.23249371804702945,0.23942058242531591,0.24106138434880106,0.24203068517048917,0.24218957654001252,0.2445460500900066,0.24477774076553022,0.24654108595112156,0.2473979782546906,0.25009819426919966,0.2502204697741487,0.2542512896766699,0.25676053176756175],"n_dims_used":45,"mean_confidence":0.9172383626302083},"coverage":{"mean_confidence":0.9172383626302083,"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}}