{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011453","490:4900010997","490:4900011639","490:4900011573","490:4900011576","490:4900011383","490:4900011003","490:4900011695","490:4900010836","490:4900010771","490:4900009847","490:4900010669","490:4900011164","490:4900011229","490:4900011843","490:4900010753","490:4900012183","490:4900009014","490:4900012118","490:4900011097","490:4900011249","490:4900011317","490:4900012181","490:4900011167","490:4900011178"],"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":[0.29506008412458173,0.23993345669058974,0.23875945812483101,0.23812099235141235,0.14718681139212836,0.14640911983249294,0.09945192183988087,0.09280252872089152,0.08780638780445113,0.07759993662175418,0.07279378145359926,0.07044770898380627,0.06709636476491172,0.05882540407433534,0.056382222077874015,0.0558561847198125,0.053889099169345034,0.05386280256679714,0.05284855981086215,0.047555108643973616,0.04692824118732306,0.046328715890330274,0.04531450536448222,0.04138745998606368,0.03986447532753087],"twin_dists":[0.20291834185461685,0.21943743863236653,0.21981414744736225,0.22001952244554984,0.2542392307933979,0.25459046241208066,0.27903865001041445,0.2831907993133716,0.2864679710616454,0.29365357784700774,0.29730336755467823,0.2991562083248379,0.3018918650123722,0.3091548333748188,0.31146065010476454,0.3119678735148496,0.3139003254287202,0.3139265520585598,0.3149462913903164,0.3205488658697236,0.3212463559229745,0.3219207536714611,0.32307844826448334,0.32777692861815194,0.3297006378448814],"n_dims_used":45,"mean_confidence":0.8901168823242187},"coverage":{"mean_confidence":0.8901168823242187,"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}}