{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001924","489:4890003394","489:4890001932","489:4890001769","489:4890002170","489:4890002922","489:4890001752","489:4890001768","489:4890001923","489:4890001851","489:4890002940","489:4890001925","489:4890002507","489:4890001671","489:4890001665","489:4890002093","489:4890002009","489:4890002097","489:4890001836","489:4890002516","489:4890002017","489:4890001937","489:4890002587","489:4890002006","489:4890002019"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.6874217594888984,0.6557116213307577,0.6317351545544195,0.5706330378118966,0.5317724196552239,0.5284208699197317,0.4921404006435934,0.4842774029126354,0.478463065111517,0.47511637626129005,0.46620136057227046,0.44841222938270814,0.44791064890206367,0.4440614383712546,0.4255326163078658,0.4205272185137726,0.41998507576949695,0.4181050554851193,0.413391465697024,0.41160168134669745,0.4040398183838055,0.4033006233671538,0.3947689404333527,0.3922268754945726,0.3868794905342006],"twin_dists":[0.11244569716251594,0.11931983960922846,0.12447438521825228,0.13756999948736662,0.14596178295926035,0.14669059860140837,0.15465333060289635,0.15640009585000172,0.15769739320188822,0.15844639570705676,0.16045020620328956,0.16448923652301056,0.16460396334565527,0.16548602395852002,0.16977468780644192,0.1709462126302009,0.17107345338735783,0.1715152345579752,0.1726266237879324,0.17305006063039202,0.17484809293969605,0.17502465606600356,0.17707324466764332,0.17768755495216146,0.17898589489481734],"n_dims_used":45,"mean_confidence":0.9177069769965278},"coverage":{"mean_confidence":0.9177069769965278,"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}}