{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000772},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000941","477:4770000723","477:4770000943","477:4770000889","477:4770001673","477:4770000668","477:4770001127","477:4770000725","477:4770001831","477:4770000770","477:4770001315","477:4770000671","477:4770003598","477:4770000673","477:4770000672","477:4770003597","477:4770000877","477:4770000724","477:4770001833","477:4770001657","477:4770001248","477:4770001772","477:4770001066","485:4850007469","500:5000001290"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,485,500],"twin_sims":[0.569851596995128,0.49887111794828776,0.47957730036706225,0.4604000774165338,0.4552462882638691,0.45131250694644776,0.42030205294126727,0.4160910093559525,0.41096699260341885,0.4012793614177382,0.3833437006791428,0.376459426631318,0.3719485900517171,0.3696998043871486,0.3506402662518979,0.34942754216553096,0.3434318566781306,0.3432903126699887,0.3431450755606239,0.34242302530553465,0.3387568959728959,0.335461366211431,0.3321288271538673,0.33169247918107514,0.3234247070139843],"twin_dists":[0.13773791688897002,0.15316464485071368,0.15744839887348533,0.1617612087332636,0.1629308145557713,0.16382679583547408,0.17099905049606973,0.17198945157874684,0.17320041152797014,0.17550819700034684,0.17984904408223393,0.1815406565239363,0.18265724762708574,0.18321639706296172,0.18802618660178963,0.18833673063381703,0.1898804593798764,0.18991707496430396,0.1899546542610124,0.19014160667214297,0.1910941050503568,0.1919550618224191,0.19283036393455433,0.19294532602821937,0.19513951270270352],"n_dims_used":44,"mean_confidence":0.9200489737770774},"coverage":{"mean_confidence":0.9200489737770774,"n_dims_used":44,"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}}