{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003933","499:4990002680","499:4990002247","499:4990001338","478:4780005382","499:4990003957","499:4990003848","499:4990003107","499:4990000086","499:4990003639","499:4990003043","499:4990000665","499:4990001977","499:4990003649","499:4990002730","468:4680000311","499:4990002785","488:4880003735","473:4730003999","499:4990003606","488:4880000134","499:4990002599","499:4990003665","499:4990003747","477:4770003958"],"twin_admin_codes":[477,499,499,499,478,499,499,499,499,499,499,499,499,499,499,468,499,488,473,499,488,499,499,499,477],"twin_sims":[0.7801474912025119,0.422385291810188,0.35391533130126146,0.28837627408341954,0.26277646563823903,0.2506751863012979,0.2399415644715734,0.23807353384769497,0.23188701967273553,0.22777310454064809,0.22600954311329496,0.2247960616888523,0.22041688924581088,0.2134947144678007,0.2110323454603138,0.20512462854989272,0.20317649443838784,0.19770011219780673,0.19720909288753027,0.19471689530066666,0.19452351318352223,0.19252662709592902,0.1875370396144309,0.17838307452770497,0.17677794760381962],"twin_dists":[0.09151725081415724,0.17051064771849064,0.1871903266279372,0.20481409606043965,0.21233200136178132,0.21604473649059988,0.21943484120508827,0.22003480271574435,0.22204397744914905,0.22339961957943952,0.22398571837614142,0.2243907693937225,0.22586473353708353,0.22823520310876433,0.22909092825610233,0.23117203010174858,0.2318672647496954,0.23384650567610513,0.2340258063316004,0.2349406568949891,0.23501198357606054,0.23575140991123072,0.23762267984805724,0.24114876691106318,0.24178017695734755],"n_dims_used":45,"mean_confidence":0.9260299682617188},"coverage":{"mean_confidence":0.9260299682617188,"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}}