{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001960","490:4900009191","490:4900010097","490:4900003425","490:4900008630","490:4900008088","490:4900009493","490:4900010101","490:4900010291","490:4900008855","490:4900001804","490:4900008979","490:4900008085","490:4900009698","490:4900002424","490:4900010546","490:4900005371","494:4940008082","490:4900010458","490:4900010197","490:4900001530","490:4900009192","490:4900009895","490:4900010371","490:4900008637"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.4039019510926161,0.30460732253107886,0.22928026465859078,0.20667900177307952,0.16354044241543916,0.15920487227034696,0.1503364505655602,0.13732767670660304,0.13588124325712114,0.1282657830025188,0.11593758785834492,0.09464600711115277,0.08930746472906397,0.08821046983065338,0.08534163098929269,0.08515256558261432,0.0815907658881937,0.07977523582177631,0.07733962846953081,0.07556093000210118,0.07474591619518414,0.07093848954818742,0.06518691070521841,0.06123597098101382,0.0608789160905468],"twin_dists":[0.17488101273241755,0.20025380838418375,0.2229011092743669,0.23062055243620483,0.24715049859760083,0.24897744745169484,0.25283060379185257,0.2587982032169234,0.25948740465360987,0.26320984944749376,0.2696078785866104,0.28201679499136867,0.28546815301073747,0.2861974988083339,0.2881395322440643,0.2882693337352804,0.2907587364086364,0.2920612521447974,0.29384651931841943,0.295179078071017,0.2957981304706071,0.2987645150094136,0.3035006761244858,0.3069558436855157,0.30727701906542265],"n_dims_used":45,"mean_confidence":0.9182432386610243},"coverage":{"mean_confidence":0.9182432386610243,"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}}