{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001099},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001103","489:4890000920","489:4890000980","489:4890001229","489:4890001222","489:4890001102","489:4890001101","489:4890000979","489:4890001232","489:4890001038","489:4890001173","489:4890001039","489:4890001236","489:4890001174","489:4890001165","489:4890001295","489:4890001423","489:4890000991","489:4890000921","489:4890001364","489:4890001235","489:4890000977","478:4780000543","489:4890001432","469:4690008582"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,478,489,469],"twin_sims":[0.8996274405499908,0.8708549827947021,0.8659616678278467,0.8135601438053321,0.8090703683644694,0.7919911401264796,0.7332345745682535,0.6620904227658672,0.6594966660384836,0.6466826831107401,0.6436560817073292,0.6333335492291913,0.6264543914160616,0.6221576027164858,0.6026631145499775,0.5947188270448658,0.5654200630003682,0.5150023353392666,0.4952761406813524,0.47530106814077777,0.4303804600967873,0.4275744917368799,0.4257591970378671,0.41076831023894417,0.4097205248333784],"twin_dists":[0.05973508005988365,0.06829961139766855,0.06967730171160172,0.08343067171609521,0.08454208332368875,0.08869677752720727,0.10231103064676808,0.11794336058383711,0.11850338679038007,0.121264045703082,0.12191482559595969,0.12413148603895623,0.12560673329412728,0.12652759394424132,0.1307026436928542,0.13240403586889157,0.13869067185571032,0.14961899933099657,0.1539590493272884,0.15840501618746733,0.16864547693424214,0.1692984313963716,0.16972179252497624,0.17324749810509582,0.1734959825942467],"n_dims_used":45,"mean_confidence":0.9147026062011718},"coverage":{"mean_confidence":0.9147026062011718,"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}}