{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000717","489:4890001322","489:4890000662","489:4890001390","485:4850004311","489:4890000235","489:4890000551","489:4890000388","485:4850004105","489:4890000716","489:4890000505","489:4890000778","489:4890001063","489:4890000427","489:4890000665","489:4890000830","489:4890001252","489:4890001324","489:4890000606","489:4890000552","489:4890000400","489:4890000605","489:4890000511","489:4890000343","489:4890000392"],"twin_admin_codes":[489,489,489,489,485,489,489,489,485,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9307703916658369,0.9080240434154991,0.8482062375464213,0.8422620531607058,0.722473081994635,0.6906427539927409,0.6892324009889075,0.6873858164876684,0.6789365112814644,0.6741338272672308,0.6732629511077811,0.667480391719865,0.6648001604238856,0.6631378204958739,0.6625436095761311,0.6608719147601425,0.654462012525484,0.6514975583104744,0.6510738194796938,0.6510535627266177,0.6449839638967226,0.6430645567393727,0.6408177383978177,0.6371873209980249,0.6339734403269315],"twin_dists":[0.049195748680408,0.05705154919915528,0.07452384767520445,0.07609893289653122,0.10472025892501892,0.11174227410183558,0.1120504154454019,0.11245354034142531,0.11429363080555288,0.1153365345074916,0.11552542767906811,0.11677807573700606,0.11735779389332238,0.11771708274143673,0.11784546438364599,0.11820650914649429,0.11958919177328542,0.12022781317604031,0.12031905726113722,0.1203234189206341,0.12162935722339262,0.12204196600808373,0.12252475073685322,0.12330440033124702,0.1239941892903967],"n_dims_used":45,"mean_confidence":0.9195714314778646},"coverage":{"mean_confidence":0.9195714314778646,"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}}