{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011348},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011946","490:4900010643","490:4900011057","490:4900009066","490:4900009697","490:4900011816","466:4660003895","490:4900010389","490:4900009598","490:4900008623","490:4900012216","490:4900010475","490:4900012016","490:4900011948","466:4660004076","490:4900010544","466:4660004897","490:4900011487","490:4900008747","466:4660004216","490:4900009797","490:4900010634","490:4900003695","490:4900010299","490:4900007840"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,490,490,490,490,490,466,490,466,490,490,466,490,490,490,490,490],"twin_sims":[0.2877972443905807,0.2832847059082429,0.27484080851148607,0.27400199356881627,0.23168314950922847,0.2301619224874821,0.2251098568127439,0.22448434008792578,0.2213242136205167,0.20239809518665755,0.19966976446872595,0.19691248791493215,0.19584926398446334,0.18877454145524303,0.1756256051260062,0.17546893170486963,0.1728933479014036,0.17231756531740028,0.1700441554910828,0.16777557717523106,0.165949260777689,0.16582220321204297,0.16547426475797825,0.16513280042752013,0.15913565410677616],"twin_dists":[0.20497955496531187,0.20627592061183753,0.2087356745350143,0.20898253003313183,0.22211078285095812,0.22261049402806735,0.22428588792444473,0.2244950542595476,0.22555774661198175,0.2321463321986369,0.2331303449381072,0.2341342643354957,0.2345239801569911,0.2371553571254215,0.2422359940984661,0.24229813171600037,0.2433253446638268,0.24355647584309076,0.2444745107642741,0.24539941900090473,0.24615057788661324,0.24620305767277503,0.24634691870244863,0.24648831541173277,0.24900690659649746],"n_dims_used":45,"mean_confidence":0.9176619635687934},"coverage":{"mean_confidence":0.9176619635687934,"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}}