{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002667},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004338","490:4900003780","490:4900003784","490:4900004195","490:4900004197","490:4900003927","490:4900003922","490:4900003108","490:4900003106","490:4900005289","490:4900003642","490:4900004331","490:4900003109","490:4900007060","490:4900003636","490:4900005292","490:4900005950","490:4900003638","490:4900003240","491:4910002206","490:4900004334","490:4900003111","491:4910001966","490:4900003241","490:4900003771"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,491,490,490],"twin_sims":[0.5626796736269271,0.4240449716200154,0.3721108671254268,0.27730905051428834,0.2634959368215051,0.24144654745445904,0.23800726552976328,0.1761541129846188,0.15036211863987373,0.14456544374881922,0.13948630099641932,0.13796632699859432,0.13289090924957814,0.13119399100163975,0.1300263313404449,0.12877361045184532,0.12787132184269026,0.1264369436138114,0.1253962847603935,0.11896114701255618,0.1172995809892544,0.1140058317737287,0.11267837508551136,0.10806669753993363,0.10274565590097276],"twin_dists":[0.13928029412576445,0.1701222695994122,0.18261696310590533,0.20801195847941856,0.21211468740874495,0.2189536849368441,0.22005614252503602,0.24202667557079519,0.25281921389592077,0.2554286797038812,0.25777968284508845,0.2584956250908858,0.2609298830576711,0.2617593278315872,0.26233478183196984,0.262956510679452,0.26340715753976207,0.264128536792839,0.26465579934103767,0.2679923672736786,0.26887620579632276,0.2706570403049313,0.27138595718216535,0.2739709419109721,0.2770621118927898],"n_dims_used":44,"mean_confidence":0.8962542793967507},"coverage":{"mean_confidence":0.8962542793967507,"n_dims_used":44,"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}}