{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001699},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003338","490:4900002148","490:4900003074","490:4900002303","490:4900003471","490:4900004302","490:4900004161","490:4900003466","490:4900003330","490:4900004149","490:4900001596","490:4900003072","490:4900003460","490:4900001165","490:4900001732","490:4900002778","490:4900002327","490:4900003198","490:4900001333","490:4900002017","490:4900002767","490:4900002608","490:4900001733","490:4900001701","490:4900001572"],"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":[0.785859571478917,0.7488602508458417,0.7488353598374988,0.7467496925166843,0.7466092511518313,0.7245467703073658,0.7231884608259266,0.7142757238012462,0.6907270721583212,0.657415997976986,0.6528050137502008,0.6498367985553276,0.6444204835468826,0.6251561489471263,0.6153579074898015,0.6093726968646044,0.6089986664673424,0.601085552707117,0.600491969459947,0.5994479726926668,0.5991163546304562,0.5990685561450773,0.5929833647818198,0.590590206768826,0.5819579182460723],"twin_dists":[0.09016267520546929,0.09877343587038835,0.0987791118912372,0.09925423216714645,0.09928619090181003,0.1042575831819873,0.10456072707448823,0.10654240301245987,0.11172384487218835,0.11895230919440325,0.11994621467859783,0.12058537041617591,0.12175050422879324,0.12588500606652456,0.1279842027596195,0.12926592643727547,0.12934601791994432,0.13104046205726055,0.13116757552261413,0.13139114936082527,0.13146216778999306,0.1314724042614454,0.13277580651921955,0.1332885471081595,0.1351390240557111],"n_dims_used":45,"mean_confidence":0.9174505445692275},"coverage":{"mean_confidence":0.9174505445692275,"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}}