{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009133","490:4900008241","490:4900008132","490:4900008239","490:4900008703","490:4900010158","490:4900009564","490:4900009137","490:4900008240","490:4900009232","490:4900009560","490:4900008130","490:4900009134","490:4900008578","490:4900008024","490:4900007910","490:4900009122","490:4900008021","490:4900009237","490:4900008017","490:4900010431","490:4900008018","490:4900007911","490:4900008803","490:4900009128"],"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":[0.2629367524252095,0.2551251739652589,0.19625292233012478,0.1808778160408432,0.15532876638339127,0.14771903867130862,0.12918317986165911,0.11738121488493779,0.11676794433781111,0.11456587583255944,0.11431067862571483,0.10908651031779044,0.10836782111354507,0.10649645602950307,0.10172120851243072,0.09393247985206789,0.09024588921139903,0.08295870204281414,0.07826754454927908,0.07409582711808879,0.07086567396526935,0.0690686146336985,0.06651235089266493,0.0652131761731489,0.06495271844098875],"twin_dists":[0.21228355506084637,0.21466653624327273,0.23437585035805616,0.2401753639998685,0.2506416996127316,0.253999648888976,0.2627527393974993,0.26883255888107416,0.2691610253828441,0.2703514749069083,0.27049057006969357,0.27339206045523573,0.27379957477440425,0.27487060472063063,0.27767149941853303,0.28246904140237505,0.28484985142051594,0.2897925822702657,0.2931611128931253,0.29629583080711047,0.2988224901652916,0.30026885145150845,0.30237991747537796,0.30347828678343897,0.30370063396283437],"n_dims_used":45,"mean_confidence":0.8902452256944444},"coverage":{"mean_confidence":0.8902452256944444,"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}}