{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002597","470:4700002778","470:4700002596","470:4700002265","470:4700002105","469:4690006432","470:4700001951","470:4700002267","470:4700002107","470:4700002271","470:4700002605","469:4690006725","470:4700002775","470:4700001495","470:4700002592","470:4700003278","470:4700001943","470:4700002934","500:5000007031","481:4810005330","484:4840001789","470:4700003103","470:4700003107","478:4780000051","484:4840001352"],"twin_admin_codes":[470,470,470,470,470,469,470,470,470,470,470,469,470,470,470,470,470,470,500,481,484,470,470,478,484],"twin_sims":[0.8719771382870652,0.6135076775539882,0.600287300376467,0.4244624270465702,0.37388445071121557,0.29950349999060205,0.2717260725116395,0.26279338373230376,0.25462474640294747,0.23659244942166763,0.23604075068158448,0.21942075339429742,0.21030507023691625,0.20342769204799008,0.19081311255135253,0.18512356324916363,0.18146807361975031,0.17859811612121101,0.17402739792573557,0.17369325531187388,0.17055347522840705,0.16911840531469752,0.1689300180324512,0.16664750085660193,0.16629810617304766],"twin_dists":[0.06798084565213643,0.12838045449819904,0.1312114051431202,0.17002468178017757,0.1821772431975578,0.20167205258210377,0.20965466006238037,0.21232688703519273,0.2148207565487818,0.22051267086383772,0.2206911742088999,0.22620274492861497,0.22934496601092674,0.23177736341013946,0.2363901766187117,0.23854035220276817,0.23994644867718673,0.24106448279572432,0.24287171772139293,0.2430051567792223,0.24426807891388086,0.24485086509819734,0.244927633178288,0.2458626934005758,0.24600663989737775],"n_dims_used":43,"mean_confidence":0.9117644553960755},"coverage":{"mean_confidence":0.9117644553960755,"n_dims_used":43,"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}}