{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002793","490:4900002617","490:4900002614","490:4900001598","490:4900002461","490:4900002483","490:4900002913","490:4900002459","490:4900004437","490:4900002318","490:4900002628","490:4900003735","490:4900002180","490:4900002340","490:4900001875","490:4900004184","490:4900003898","490:4900002763","490:4900002464","490:4900002762","490:4900001030","487:4870001780","490:4900003227","490:4900002467","490:4900003325"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.7711827495337105,0.760093098075938,0.7376923443135492,0.7208462098697033,0.7177511738015145,0.64771888516372,0.6230123534277408,0.6000820383876285,0.5991125173794262,0.5705064245577978,0.56207873524103,0.5588782271197942,0.5571096819434026,0.5558434221682301,0.5442378620414098,0.5223392373438435,0.5199929999400217,0.5166134207215362,0.5144332281259598,0.5006852636893696,0.4866093539122354,0.4857388092180752,0.48175998578039575,0.4805059898472572,0.47668192818502825],"twin_dists":[0.09362318481995398,0.0961973507975878,0.10130683189906056,0.10508274153314119,0.10577116102511366,0.12104114035685103,0.12634443936194098,0.13125536203784732,0.13146298957075941,0.1375972046584116,0.13940964135716194,0.14009883913620103,0.14047991367740956,0.1407528666802298,0.1432591399706361,0.1480156714637544,0.14852780807346694,0.14926646303628255,0.1497435956223908,0.15276437547689092,0.155881160274795,0.15607479524511922,0.1569611755991305,0.15724100911367042,0.1580958061257984],"n_dims_used":45,"mean_confidence":0.9165613810221355},"coverage":{"mean_confidence":0.9165613810221355,"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}}