{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003833","499:4990003975","499:4990000928","499:4990003869","499:4990000612","499:4990004232","499:4990003796","468:4680000042","477:4770003823","499:4990000860","468:4680000243","499:4990004178","499:4990003881","499:4990004012","499:4990003077","499:4990001302","499:4990003806","499:4990003791","468:4680000092","499:4990003943","499:4990000683","499:4990001021","499:4990000747","499:4990000402","499:4990002960"],"twin_admin_codes":[499,499,499,499,499,499,499,468,477,499,468,499,499,499,499,499,499,499,468,499,499,499,499,499,499],"twin_sims":[0.8729081710609016,0.716261239505705,0.6397542669507041,0.6246681911846018,0.6140893405514274,0.5746752900289649,0.5432542013037513,0.5300122983630163,0.5289639182069442,0.5149558168801538,0.5128968186450077,0.5074815363522949,0.506458818817917,0.48160780408656334,0.4815654985645941,0.47709609074521986,0.47280783501776286,0.4701132264439216,0.4686870827829268,0.4672795071895681,0.46663733424898884,0.4611571689723081,0.45884044396197937,0.4533683790414884,0.44812029421088484],"twin_dists":[0.06771554549331958,0.10610202238785005,0.12275319019554891,0.1259895879827748,0.12825588687646233,0.13670178035598426,0.1434719794621783,0.14634441046817245,0.1465724426020402,0.14962918247545462,0.15008013740314288,0.1512683730453569,0.15149314930702826,0.15699512317586486,0.15700456098291352,0.15800312139009717,0.1589640637200642,0.15956936862811147,0.15989020394119116,0.16020718787936736,0.16035191283844047,0.16158978945618954,0.16211465459292312,0.16335818130188387,0.16455600515161423],"n_dims_used":45,"mean_confidence":0.9358284844292535},"coverage":{"mean_confidence":0.9358284844292535,"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}}