{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001129","490:4900003419","490:4900003421","490:4900002866","490:4900003678","490:4900003679","490:4900003422","490:4900002561","490:4900003021","494:4940008943","490:4900002250","490:4900002249","490:4900002865","490:4900002717","490:4900002871","490:4900003544","490:4900000764","490:4900003284","490:4900003288","490:4900003013","490:4900003163","490:4900002569","490:4900003012","490:4900002716","494:4940008374"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.5611698705397948,0.5189434923736279,0.4346783228167039,0.3716496926279247,0.35469623823499585,0.3312436089945187,0.3063489493440707,0.27990116241894414,0.24688381751121427,0.23135421309970997,0.22968529795359338,0.22529184568878124,0.22270034792410853,0.17442369341895583,0.1663026054393221,0.1611765202683721,0.1601023787223398,0.13397817080625263,0.12445233586928381,0.11884423497393669,0.11190161414683411,0.10261693588051435,0.09643143356607453,0.08865131448389549,0.08444871996287347],"twin_dists":[0.1396053020841663,0.14875706981439282,0.16764869804474072,0.1827314702618991,0.1869916182988072,0.19306367361848759,0.19977300808555218,0.20725614101137518,0.21723133234893435,0.22221865233063914,0.22276750930264255,0.22422510530190956,0.22509374222072898,0.24271369499756756,0.24600478486703256,0.24814220158647984,0.24859631128867873,0.26040261548599514,0.26513694355711004,0.268054246192385,0.2718155576683504,0.27713841910128756,0.2808968127769576,0.2859035393605901,0.28875458271964355],"n_dims_used":45,"mean_confidence":0.9253665500217014},"coverage":{"mean_confidence":0.9253665500217014,"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}}