{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001964","491:4910001965","491:4910001567","491:4910001860","491:4910001799","490:4900004472","490:4900003776","491:4910001401","490:4900002818","491:4910001510","491:4910001859","491:4910001338","491:4910001963","491:4910001262","490:4900004471","491:4910001070","491:4910001864","491:4910001914","491:4910001385","491:4910001745","491:4910001805","490:4900006666","491:4910001564","491:4910001511","491:4910001561"],"twin_admin_codes":[491,491,491,491,491,490,490,491,490,491,491,491,491,491,490,491,491,491,491,491,491,490,491,491,491],"twin_sims":[0.4233275139015988,0.4114369256086414,0.2188202272313618,0.20701566856969034,0.1859422696385523,0.1787057538453065,0.17768143355648375,0.1758966142243652,0.17066461330192662,0.1693067035408695,0.16912006744646157,0.15448092871802602,0.15207221771401885,0.1516326384820119,0.14944461877750168,0.14916419929348484,0.14570264843158176,0.143671383497,0.14332757846547636,0.13871274336705,0.13295637580899236,0.1290636613761115,0.12459020074222986,0.11780100799359192,0.1173730230167232],"twin_dists":[0.17029008214730784,0.17308907973687834,0.2264070141755049,0.23050147971818158,0.2382281197270678,0.24102232195732756,0.24142427315451961,0.24212860344956083,0.24422309245607243,0.24477419469584213,0.24485018805077335,0.2510097644975425,0.2520635791531292,0.2522572153484806,0.2532272356106939,0.25335230923050633,0.2549107269552427,0.25583801471566914,0.25599592510813596,0.2581433138920025,0.26089804345329765,0.2628121523905847,0.26506649935115106,0.2686084762805849,0.26883693774854456],"n_dims_used":45,"mean_confidence":0.8969896104600694},"coverage":{"mean_confidence":0.8969896104600694,"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}}