{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001539","490:4900002593","490:4900004127","490:4900003452","490:4900003454","490:4900001679","494:4940005886","490:4900002742","490:4900005235","490:4900003044","490:4900003720","490:4900007367","490:4900001980","490:4900003443","490:4900002291","490:4900005365","490:4900003359","494:4940008191","494:4940007981","490:4900002440","490:4900003314","490:4900007375","490:4900003584","490:4900007243","490:4900005367"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490,490,490,490],"twin_sims":[0.4791180467689594,0.3792596849388169,0.24467705921737185,0.20206007933061143,0.19808417848543294,0.17672522821842568,0.1706135286515037,0.1696419987325187,0.1599391172686915,0.15750014718945193,0.13923975814716827,0.13548269043531336,0.13374183621485528,0.13124986707385938,0.13106317530679268,0.12950864389659805,0.12925324268591923,0.12853799651137532,0.12284569806691603,0.12070507064122074,0.1183533442489132,0.1157050144005907,0.11291214634959038,0.11286562254276115,0.11225427369789763],"twin_dists":[0.15755100420642704,0.18085078307602662,0.217927382245532,0.23226774538716605,0.23370647453575008,0.24180098423832447,0.24424376788529617,0.24463782227613698,0.24866552624641228,0.24970570766439826,0.25789541298420904,0.2596782738232164,0.2605169516427651,0.2617318876015176,0.26182360470248023,0.2625911605445801,0.2627179302703277,0.2630739567555528,0.2659622883926685,0.2670748216494706,0.2683145732768436,0.26973347748242094,0.27125711328434976,0.27128273865241115,0.27162022930700863],"n_dims_used":45,"mean_confidence":0.9198955959743924},"coverage":{"mean_confidence":0.9198955959743924,"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}}