{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008118","490:4900009626","490:4900009928","490:4900010830","490:4900010303","490:4900012095","490:4900012159","490:4900008008","490:4900012093","490:4900012158","490:4900011140","490:4900011755","490:4900010392","490:4900011295","490:4900010564","490:4900008791","490:4900011626","490:4900010304","490:4900010579","490:4900010662","490:4900009823","490:4900011624","490:4900012165","490:4900012177","490:4900010028"],"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":[0.6686448117770559,0.6226180219644423,0.6212784337380035,0.584055924215519,0.5112320013613701,0.4599930429561693,0.4325701828608162,0.4214009099477281,0.3975386920881295,0.34950777348049666,0.3489092807439887,0.3173487402916479,0.2751125480087374,0.2744084137645963,0.26674181116163587,0.26580543276613156,0.25878803749681645,0.2507388070696564,0.2384756132327945,0.23308281567201442,0.2207988769737351,0.20220704322920377,0.19990706760591545,0.19702267796062853,0.1951706283096935],"twin_dists":[0.11652604825569936,0.12642893778565653,0.126715966769132,0.13468911583765386,0.15044509223390576,0.16185341010770213,0.1681371277384373,0.1707413032751461,0.17640598858829992,0.18831616825781172,0.18846961487926,0.19677197659653275,0.20865580318003735,0.2088628665240973,0.21113885876152477,0.2114196054027952,0.21354351197972857,0.21602492321069547,0.21990540749400808,0.22165290737979607,0.22573538779707947,0.232214939734532,0.23304439171220273,0.23409395851937692,0.23477349577545653],"n_dims_used":45,"mean_confidence":0.8870233323838975},"coverage":{"mean_confidence":0.8870233323838975,"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}}