{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002209","490:4900003632","490:4900003771","491:4910002162","490:4900004193","490:4900003240","490:4900003634","490:4900005151","490:4900003770","490:4900003917","490:4900003645","490:4900004206","490:4900003367","490:4900002369","490:4900003639","490:4900003241","490:4900005285","490:4900003501","490:4900003635","490:4900005288","490:4900003926","490:4900003502","490:4900003237","490:4900003914","490:4900002368"],"twin_admin_codes":[491,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0741993074041647,0.05509777809040994,0.048792387244670554,0.04615266093022539,0.04201912176513311,0.04020924904540185,0.039762431395340636,0.0394734750641891,0.038167567101812336,0.03786985442048267,0.03710788301743977,0.032933287396698284,0.031104842347330672,0.02941875844634037,0.029111084927554178,0.027815819488112455,0.026261301943722493,0.02276851545871296,0.02275392713527032,0.02262751941381423,0.022363417761902846,0.02228879372626152,0.02188042719513671,0.02036642140119581,0.018837194621119564],"twin_dists":[0.29621637215873786,0.3127061521520582,0.3191944473807237,0.3221201828562003,0.32699654312523063,0.32925978346476964,0.3298317367736903,0.33020451625739733,0.3319185963424616,0.3323162987028992,0.3333463877366764,0.33933155881230986,0.34215910110031345,0.3448955240692777,0.34540931155829757,0.3476247987558001,0.35040410248725934,0.3572080420713855,0.3572383054843993,0.3575012452430646,0.3580547420628766,0.3582121653440415,0.3590818328898372,0.36243442567119066,0.36604897541543135],"n_dims_used":44,"mean_confidence":0.8945168581875887},"coverage":{"mean_confidence":0.8945168581875887,"n_dims_used":44,"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}}