{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000082","489:4890001879","489:4890002613","489:4890003036","489:4890001873","477:4770000493","477:4770000199","500:5000002776","489:4890002608","477:4770000387","473:4730003170","477:4770002203","489:4890002203","489:4890002694","477:4770000128","489:4890002291","477:4770000900","477:4770000129","477:4770001367","477:4770000403","489:4890003093","489:4890001700","500:5000004133","477:4770000286","489:4890002282"],"twin_admin_codes":[477,489,489,489,489,477,477,500,489,477,473,477,489,489,477,489,477,477,477,477,489,489,500,477,489],"twin_sims":[0.7178968692305472,0.6785409691697665,0.480910224706522,0.4798938622344275,0.4759387919648688,0.45255607809473986,0.4190477017118408,0.3962239887091247,0.3575158990301381,0.3568974661662879,0.3521238855955402,0.3487893971037151,0.3472026750390803,0.3386266271360359,0.33412937469543086,0.3164704474299604,0.2961694371056148,0.29516619389395027,0.28550313259068777,0.28345847254648937,0.28275648844866946,0.2781784782688418,0.264752445490176,0.26277521786310976,0.2614880969965315],"twin_dists":[0.10573878863043568,0.11437960190061681,0.15715077747648146,0.15737769167085172,0.15826217703086187,0.16354324275267698,0.1712936191974925,0.17672244397796086,0.18627600710702436,0.18643271152090096,0.18764703667644028,0.18850036826527794,0.18890793014738394,0.19112805176401065,0.1923043434718044,0.19700940176632925,0.20260616209981008,0.2028884519035407,0.20563707020590438,0.20622577163689734,0.2064284780634576,0.20775796992258286,0.21173605056402617,0.2123323785713859,0.212722081653277],"n_dims_used":45,"mean_confidence":0.9047120836046006},"coverage":{"mean_confidence":0.9047120836046006,"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}}