{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002375","489:4890003109","489:4890003030","489:4890003118","489:4890003029","489:4890003193","489:4890002873","489:4890002295","489:4890002376","489:4890003115","489:4890003033","489:4890003114","489:4890003032","489:4890003113","489:4890002787","489:4890002864","489:4890003540","489:4890003189","489:4890002294","489:4890002459","489:4890003346","489:4890002863","489:4890002536","489:4890003034","489:4890002622"],"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":[0.7943159933894053,0.6400100966712726,0.632018276351783,0.6175769710400858,0.615188217654097,0.6127443175532205,0.5527215082799648,0.5472009637693807,0.5374230493971669,0.5067253562179278,0.5059569492016256,0.4962930191376248,0.4882678781997964,0.4881371964085748,0.464662173588343,0.44168927311117573,0.44016344546291997,0.4341750357612169,0.4292475223353285,0.4258462091950173,0.41931673800926395,0.41875805130444654,0.41198516239613764,0.3996008782862355,0.3820795069265938],"twin_dists":[0.08813760018479606,0.12269824077654505,0.12441365363205059,0.12750891289692823,0.12802054549382222,0.1285439297774662,0.14142622121703757,0.14261840878300416,0.14473516024277996,0.1514345572890631,0.15160349581477714,0.15373417704077366,0.1555125476736206,0.15554157832432972,0.16079748113464395,0.16603107380512122,0.1663822613470694,0.16776521682583018,0.16890890357573557,0.16970148263404708,0.17123040790280478,0.17136169316092612,0.17295926720212315,0.17591057364699947,0.1801585781082633],"n_dims_used":45,"mean_confidence":0.9197901407877604},"coverage":{"mean_confidence":0.9197901407877604,"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}}