{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003078},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002980","497:4970003028","497:4970001544","497:4970002131","665:6650000617","497:4970001968","497:4970002139","497:4970002496","497:4970003153","497:4970002686","497:4970000229","497:4970000173","497:4970002498","497:4970001982","497:4970002425","497:4970003074","497:4970002048","497:4970002495","497:4970002519","497:4970002204","497:4970002046","497:4970003027","497:4970002979","497:4970000136","497:4970002224"],"twin_admin_codes":[497,497,497,497,665,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.18434184352232952,0.15231389512906682,0.06840253290792082,0.06627297234481527,0.0632485429644346,0.05598315796281004,0.055683522372042354,0.0517170044423823,0.049485385676780805,0.047003090763711966,0.04524546240619682,0.045141766154190965,0.041003150667647315,0.03903265247507496,0.03693836107920344,0.03502175232218577,0.03473548725073805,0.03305217701639428,0.031002678814749333,0.027590350175268587,0.027221371388477834,0.025214246411238567,0.025013693076229023,0.02441024025622669,0.02432234997998153],"twin_dists":[0.23883938693870774,0.251957294518325,0.3008127196061684,0.3025809729984045,0.3051737182547458,0.3118450812282602,0.31213522124903637,0.3161033310619045,0.31844831757145214,0.3211626656450015,0.32315804576310275,0.3232777855393857,0.3282566487655096,0.3307776853561237,0.33357799635771246,0.3362613713635453,0.33667282092178896,0.3391523892485098,0.3423212443222686,0.34801948516654607,0.3486714168086579,0.35235722044508955,0.3527392930947912,0.3539051207467562,0.35407699356649114],"n_dims_used":45,"mean_confidence":0.8994088066948784},"coverage":{"mean_confidence":0.8994088066948784,"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}}