{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710000709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710000708","471:4710000624","471:4710000790","473:4730009495","471:4710000281","471:4710000726","471:4710000786","473:4730009553","471:4710000190","473:4730009610","473:4730009433","473:4730009658","473:4730009657","471:4710000808","473:4730007342","471:4710000766","473:4730009436","473:4730009292","471:4710000621","471:4710000682","473:4730009496","471:4710000108","471:4710000193","471:4710000789","471:4710000152"],"twin_admin_codes":[471,471,471,473,471,471,471,473,471,473,473,473,473,471,473,471,473,473,471,471,473,471,471,471,471],"twin_sims":[0.8697759794043446,0.6238818849609672,0.6159174509384032,0.5902518539832774,0.5398555032847451,0.5058488479881944,0.48755599490825063,0.4856380041194157,0.47699744798472304,0.4687126771015157,0.46164773602034326,0.45178925881854065,0.44591507698250715,0.4375801470437681,0.43391989719374885,0.4237825184972424,0.4054721905882192,0.4011279288254508,0.3988552912254254,0.38896427057398797,0.38336601039386553,0.37292792746194997,0.3571908496390323,0.35408471608942715,0.3512241192389311],"twin_dists":[0.06860510732630164,0.12615810295503657,0.12786436233061152,0.13336104822701386,0.1442079149228389,0.15162726793023962,0.15567071941122568,0.15609722417109745,0.158025194115045,0.15988444314661485,0.16147876938316713,0.1637180550005848,0.16506089399055512,0.166977926392648,0.1678243060372261,0.17018364332013056,0.1745063697665473,0.1755444680317574,0.17608955684635022,0.1784787154490511,0.179843586011028,0.18241426341740807,0.18635835382382143,0.18714720596421036,0.18787687889778878],"n_dims_used":45,"mean_confidence":0.9242858039008246},"coverage":{"mean_confidence":0.9242858039008246,"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}}