{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001934","496:4960012214","496:4960010695","496:4960010771","478:4780001952","479:4790002670","484:4840005423","497:4970001935","497:4970001939","484:4840004676","479:4790003522","479:4790003336","478:4780001641","496:4960012023","469:4690002010","496:4960010775","479:4790003774","479:4790003692","496:4960012152","496:4960011775","489:4890003830","478:4780001635","479:4790002001","490:4900013358","484:4840004252"],"twin_admin_codes":[497,496,496,496,478,479,484,497,497,484,479,479,478,496,469,496,479,479,496,496,489,478,479,490,484],"twin_sims":[0.04587151655489549,0.022525531889316133,0.021361714859673024,0.01807520165594617,0.017041581055976057,0.015126129128842872,0.014315085775659191,0.014033593201201051,0.013639288656224616,0.012376135604442576,0.01221296744882127,0.01204329756459033,0.011984578602840155,0.01193905415130167,0.011789811428318097,0.011766612969631924,0.011469169556461893,0.01113471878105478,0.011088087214584843,0.010977157723276327,0.010715912741180132,0.01047454367286166,0.010094203154548152,0.010011309191116553,0.0095813424090324],"twin_dists":[0.32243997885824643,0.3577143197103958,0.36020707125614565,0.36794679337291464,0.3706363469102848,0.3760233862317841,0.37848738495126294,0.3793714165243371,0.380636433616002,0.38491893754027573,0.38550007622095883,0.38611171743900313,0.3863251735161799,0.38649130403820564,0.38703989893243707,0.3871257258868164,0.3882396921372603,0.38952332593782013,0.3897050132884667,0.3901399652873563,0.39117994942777945,0.3921610576332815,0.39374868756030107,0.39410176837033645,0.39597611194625226],"n_dims_used":45,"mean_confidence":0.9127720303005642},"coverage":{"mean_confidence":0.9127720303005642,"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}}