{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010176","490:4900010174","490:4900010877","490:4900010178","490:4900010270","490:4900009166","490:4900010793","490:4900009882","490:4900009272","490:4900010706","490:4900010438","490:4900008831","490:4900010352","490:4900010183","490:4900010872","490:4900008704","490:4900010959","490:4900002568","490:4900010173","490:4900009778","490:4900007350","490:4900009578","490:4900009057","490:4900010535","490:4900010622"],"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":[0.2685657771719701,0.24988250155667632,0.24603940030121577,0.24500283263855233,0.23702853843046862,0.20069162116062741,0.19216129375883156,0.18715469773527713,0.18492988565682247,0.17761440073077953,0.1768944309970407,0.17484357651485263,0.16808272497369944,0.16698343038656482,0.16686669206414712,0.15391981723389034,0.14790936421775994,0.1323805272800789,0.1322390945911492,0.1317740199862688,0.12434183526004976,0.12292133658611772,0.12274459379457563,0.12219111230814128,0.12075343909744982],"twin_dists":[0.2105937470332648,0.21629187043516668,0.21749720138634715,0.21782437400250698,0.22037176559279564,0.2327607193270036,0.23588726601549875,0.23776750212797831,0.23861435760607494,0.24145063467536784,0.24173421895316344,0.24254654603540296,0.24527366932218422,0.24572449941408525,0.24577250024313732,0.251254169396304,0.25391412869480706,0.2611785123976131,0.26124753807130746,0.26147490856677125,0.2651934483994033,0.265923248473956,0.26601450075424515,0.2663009122070091,0.2670495178911464],"n_dims_used":45,"mean_confidence":0.9236421373155382},"coverage":{"mean_confidence":0.9236421373155382,"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}}