{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005065","490:4900008595","490:4900009258","490:4900006605","490:4900009052","490:4900006488","490:4900008161","490:4900007820","490:4900005868","490:4900005606","490:4900008593","490:4900010436","490:4900007931","490:4900009769","490:4900006487","490:4900008377","490:4900005743","490:4900009668","490:4900006375","490:4900010088","490:4900007348","490:4900010522","490:4900008495","494:4940007967","490:4900003413"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.16549178961555258,0.13942818102500748,0.090222970903657,0.07642159950360058,0.07075355910981954,0.06906890446660122,0.06856656710015442,0.06702173464534333,0.047262320832699,0.04107821992824332,0.02932920550237802,0.028414794355074015,0.027730907152811488,0.027186703966149132,0.026023839286257976,0.02342137110080719,0.017997818283365784,0.015863609127274275,0.013362033831638113,0.010701608548264201,0.009798709180084094,0.009249796171743077,0.007267145499475238,0.00696516236689285,0.005633520685415198],"twin_dists":[0.2463396675340669,0.2578069512897214,0.2848648908201509,0.29453116551000863,0.2989118496160451,0.30026861572761265,0.30067838420858534,0.30195403894678446,0.3208736760714376,0.3281626452694752,0.34504459181036534,0.3465894984743887,0.34777311439674824,0.34873305944432786,0.35084107872182246,0.3558706170828174,0.3681434200581156,0.3738818983986726,0.3815454221773023,0.3912375415853778,0.39501938035959727,0.39747338427800627,0.4075821346460838,0.4093348133950134,0.4179868961566353],"n_dims_used":45,"mean_confidence":0.9255791558159723},"coverage":{"mean_confidence":0.9255791558159723,"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}}