{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005745},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006007","490:4900005486","490:4900005874","490:4900006003","490:4900006004","490:4900006000","490:4900006256","490:4900007587","490:4900006257","490:4900006975","490:4900005211","490:4900005084","490:4900005471","490:4900004660","490:4900005746","490:4900007932","490:4900006252","490:4900006979","490:4900005875","490:4900006977","490:4900008596","490:4900007104","490:4900007582","490:4900005613","490:4900005474"],"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":[0.665466424274603,0.553573377482522,0.465793157894913,0.36051989271910767,0.3543449908041744,0.26469541161242427,0.25712299577103137,0.25473974650046133,0.25006192843857633,0.22162569770179977,0.2073984552733386,0.19805471612636313,0.19659372803326794,0.1829294615017586,0.17033912822458344,0.16350060783818268,0.1528236136716527,0.15086597195783447,0.14532374514640664,0.1256782289367017,0.12024741189831256,0.11710228768565396,0.11484725845050149,0.11008146666230527,0.10658711930212625],"twin_dists":[0.11721373502798291,0.14124242687389685,0.16054226713227482,0.1855167966857218,0.1870809680821772,0.21175321284416004,0.2140527555934802,0.21478529915280647,0.21623588700630367,0.22545592785102328,0.2303662557122208,0.23371720990539235,0.23425094977372557,0.2393819448021411,0.24435490169463925,0.24716712351654113,0.2517335363599858,0.2525959242954045,0.25508296897693505,0.2645126219497918,0.2673146280048356,0.2689817881729844,0.27019838338829977,0.2728313129969134,0.2748183804850855],"n_dims_used":45,"mean_confidence":0.9299652947319879},"coverage":{"mean_confidence":0.9299652947319879,"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}}