{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005464},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006601","490:4900005991","490:4900007460","490:4900005598","490:4900007467","490:4900005864","490:4900005735","490:4900006482","490:4900007461","490:4900007580","490:4900008282","490:4900005863","490:4900006356","490:4900005604","490:4900005732","490:4900006243","490:4900007345","490:4900008374","490:4900007581","490:4900006245","490:4900007830","490:4900006123","490:4900008372","490:4900005597","490:4900005729"],"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":[0.10338519711153202,0.024362779306041422,0.019558372310087866,0.016098865394916048,0.009529784991651096,0.009433049400256096,0.007349856289761549,0.006795912666579607,0.006431215025152744,0.005788458772010954,0.0028968783635367245,0.002789462608729423,0.0023634590010930966,0.0016133985774974952,0.001566214203014485,0.0014932748310031753,0.0011995602239740011,0.0011139960157495305,0.000845885641502242,0.0007954739062053255,0.0006407828210959756,0.0006177109992331368,0.0005913091891789692,0.000544889885149965,0.0005301351676353736],"twin_dists":[0.2766840839911859,0.3539978658226574,0.3643136480250834,0.3732171793354212,0.39620587945669583,0.3966399953828525,0.4071135146758344,0.41034723104363335,0.41260827406363915,0.41689059876021206,0.4440158403648925,0.44544890472940285,0.4516805778216863,0.46571956800675535,0.4667933316275851,0.468513413170076,0.47633317213620785,0.47894646069729957,0.4885465435307927,0.4906634242810834,0.4980418186305063,0.4992821875488968,0.5007557224188581,0.5035020256721486,0.5044208235410511],"n_dims_used":45,"mean_confidence":0.9207303365071614},"coverage":{"mean_confidence":0.9207303365071614,"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}}