{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002399},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002482","489:4890003056","489:4890002642","489:4890002474","489:4890002401","489:4890002314","489:4890002995","489:4890002559","489:4890002318","489:4890002976","489:4890003143","489:4890002649","489:4890003136","489:4890002395","489:4890002400","489:4890002981","489:4890002561","489:4890002476","489:4890003230","489:4890002994","489:4890003137","489:4890002646","489:4890003370","489:4890003057","489:4890003299"],"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":[0.9462706018544249,0.9458918356068814,0.9339662773494026,0.9239535526627571,0.9082809328037326,0.9003259067869936,0.8953359983957582,0.8951537175553911,0.8902659964940759,0.8882122799155164,0.8847915510376622,0.8820916151777054,0.8793443602244958,0.8749396295614815,0.8718097517441749,0.8685490836804866,0.865108902774021,0.8600659527511384,0.8561429651838743,0.855433809443025,0.8498823072871245,0.8490821660721478,0.8441732719137391,0.8421160517346943,0.8416890042776145],"twin_dists":[0.04316317667418959,0.0433193447290438,0.04800613166421147,0.05165462058610602,0.05696785674477742,0.05951553116240431,0.06107035194333235,0.061126562338323184,0.06261916646489561,0.06323820993451369,0.06425918676188025,0.0650564515577971,0.06586024618081689,0.067134028187464,0.06802846310746313,0.06895128864507197,0.06991540183573612,0.07131190456602336,0.0723851703634439,0.07257800952729729,0.07407569902442979,0.07428986818685256,0.07559487464962328,0.07613734844409843,0.07624963923470561],"n_dims_used":45,"mean_confidence":0.9140009562174479},"coverage":{"mean_confidence":0.9140009562174479,"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}}