{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004766","473:4730007006","473:4730006554","473:4730004667","473:4730004472","473:4730005050","473:4730004859","473:4730005336","473:4730004864","473:4730004953","473:4730007234","473:4730004671","473:4730005987","473:4730004668","473:4730005986","473:4730007232","473:4730009262","473:4730004765","473:4730006556","475:4750011658","478:4780000662","473:4730007074","473:4730007230","473:4730009139","500:5000005789"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,475,478,473,473,473,500],"twin_sims":[0.8327938668515309,0.6274000844487078,0.5801121103706707,0.5373538849272852,0.40966594043230614,0.4095470697825676,0.3845045950296489,0.37233636484135374,0.357560237885652,0.3509907482936112,0.3366945453661132,0.3290729215971439,0.29037613548910446,0.2811004961647095,0.26108818422184,0.2576259150717004,0.25211499252050146,0.2456242697056039,0.2326927580825172,0.22787826715977946,0.22093587629523595,0.21952887172573887,0.21641811808561834,0.21229930637999053,0.21163143255515157],"twin_dists":[0.07856475327400642,0.12540400305949181,0.13553495162278648,0.14475015867468352,0.17350893504107576,0.1735371447327419,0.1795652325990219,0.18256099876875737,0.18626477746136283,0.18793654287200462,0.19163236108030252,0.19363723403533661,0.20424415316553463,0.20690787435924446,0.2128434085106704,0.21389872174777222,0.21559712361080635,0.21762812260858505,0.221780325610441,0.22336476515957196,0.22568903462129347,0.226166008262114,0.22722787820934504,0.22864979285777803,0.2288821126300411],"n_dims_used":45,"mean_confidence":0.9126027425130209},"coverage":{"mean_confidence":0.9126027425130209,"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}}