{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850009031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003719","478:4780001411","500:5000003138","498:4980003718","485:4850002596","500:5000006399","500:5000009455","500:5000004443","498:4980003657","500:5000006011","500:5000011409","485:4850008604","500:5000006279","489:4890004180","498:4980001143","489:4890003328","498:4980004182","498:4980002727","472:4720002663","498:4980004694","472:4720007184","485:4850008937","484:4840006097","489:4890004438","489:4890001442"],"twin_admin_codes":[498,478,500,498,485,500,500,500,498,500,500,485,500,489,498,489,498,498,472,498,472,485,484,489,489],"twin_sims":[0.34664832115762867,0.2911500170773419,0.2712292913006705,0.24862508866611188,0.2214426354207127,0.22121264609894314,0.21594417497136717,0.211849121088187,0.21107986777434248,0.20761000143145145,0.20368675769648756,0.20018130080903976,0.1984951611484923,0.19473231310105701,0.18705568636482112,0.18688345053019492,0.18121019085701592,0.17998798760294893,0.17310014680147492,0.16149139871825938,0.16109054069783407,0.15221395078237057,0.14940151917595526,0.14788852419538545,0.14777859107535915],"twin_dists":[0.18905055150193992,0.20402423178517995,0.20980183095342156,0.21668492253280466,0.2255177415425873,0.22559544927187192,0.2273905601026927,0.22880633520362179,0.22907434937662502,0.23029159752546965,0.2316847259071389,0.2329451496699287,0.23355683733583432,0.2349349723415077,0.23780503917976256,0.23787037022495713,0.24004639660127663,0.2405214610214821,0.2432424656351955,0.24800949866376124,0.24817846967637497,0.2520012329067618,0.25324644778020766,0.2539234889120419,0.2539728810840514],"n_dims_used":45,"mean_confidence":0.9215467664930556},"coverage":{"mean_confidence":0.9215467664930556,"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}}