{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005360},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012787","490:4900005510","490:4900001411","490:4900005642","490:4900004688","490:4900012852","490:4900004956","490:4900005639","490:4900003988","490:4900005765","490:4900012853","490:4900012358","490:4900005246","490:4900004265","490:4900006016","490:4900005240","490:4900004410","490:4900004968","490:4900004401","490:4900005110","490:4900004695","490:4900005379","490:4900005371","490:4900004694","490:4900004691"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.46954772965532643,0.4645265498596966,0.42586217471761034,0.38473267493741614,0.3768844487696531,0.3696376731772693,0.36297528770395293,0.36157804738575006,0.344551548651889,0.3373596219347403,0.33213634594087293,0.3282371308522523,0.315992971393143,0.30907414543483525,0.2953758532355883,0.2882466620136092,0.2796409047667483,0.27954741450071935,0.2708961953714563,0.2580414107782627,0.25717578524337414,0.2571697361957475,0.25697907955129046,0.2507362320253421,0.24584993647821202],"twin_dists":[0.15969654725754784,0.16082809998302586,0.16969775623778133,0.17950952049804517,0.18143578741492025,0.183231869620345,0.1848986294136497,0.18525013535220494,0.18959109208366154,0.1914585878867227,0.19282838372662228,0.1938586291995768,0.19713863213124364,0.1990238339436095,0.2028294118198745,0.2048511156959123,0.20733183506736555,0.20735903648364357,0.20990060338610123,0.21377160710441748,0.2140365783283253,0.2140384319446648,0.21409686919470675,0.21602572508889914,0.21755693561919676],"n_dims_used":45,"mean_confidence":0.9250457763671875},"coverage":{"mean_confidence":0.9250457763671875,"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}}