{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003395","490:4900002697","490:4900002996","490:4900003660","490:4900002994","490:4900003254","490:4900003127","490:4900002991","490:4900003263","490:4900004354","490:4900003662","490:4900003535","490:4900003661","490:4900003252","490:4900003654","490:4900002992","490:4900003529","490:4900004365","490:4900003792","490:4900003794","490:4900003803","490:4900002993","490:4900003139","490:4900003265","490:4900003952"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5004657272686271,0.4211610447834585,0.4204901623633949,0.39735740560592003,0.3646491104430655,0.3008886828307475,0.28940817597309637,0.26838066018191054,0.2624901840788711,0.22978867900935956,0.21605630628497088,0.21048113340226193,0.20990910710446145,0.2094107498065845,0.20518350869129953,0.20431703687513803,0.20310446347777966,0.19452924869564275,0.1918431703210004,0.19036440155677337,0.18567343574797943,0.18563561027766332,0.18503580191608918,0.1826472334670405,0.18177067868128066],"twin_dists":[0.15281279202103748,0.17079754167105068,0.17095490748810938,0.17644959654641662,0.18447844424035387,0.20128575592315917,0.204519719599507,0.21064896629733154,0.21241857532437133,0.22273343404827373,0.22735204910913653,0.2292834123626727,0.2294835271621619,0.2296581723180368,0.23115108797467956,0.2314596855754706,0.2318930580454139,0.23500986739250943,0.2360057129052278,0.23655810869845262,0.23833053892060205,0.2383449578715381,0.2385738795961584,0.23949071486428952,0.23982929565165848],"n_dims_used":45,"mean_confidence":0.9173938327365452},"coverage":{"mean_confidence":0.9173938327365452,"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}}