{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000735","491:4910000608","491:4910000498","491:4910002081","491:4910000671","491:4910001537","491:4910003068","491:4910003248","495:4950003900","491:4910000855","492:4920003524","491:4910002785","491:4910000796","491:4910002929","491:4910003700","495:4950001576","495:4950001758","491:4910004494","491:4910000446","495:4950001699","491:4910001925","492:4920005114","491:4910000734","492:4920000919","491:4910000737"],"twin_admin_codes":[491,491,491,491,491,491,491,491,495,491,492,491,491,491,491,495,495,491,491,495,491,492,491,492,491],"twin_sims":[0.2635593188974622,0.024664188587119135,0.021313495831399434,0.016967243730413875,0.013379480353267062,0.012074004765731314,0.01199618287062415,0.01132993361938729,0.008728913983796008,0.008062734759354703,0.006055524166687346,0.005939199377585689,0.005855625294275512,0.0054758126309313055,0.004786986597421915,0.004664171137713135,0.004510299831995886,0.004233107726430413,0.0037585567817360016,0.003674408921350875,0.0036596979760739924,0.0035976010510882974,0.0030931664941629793,0.0030411524737249673,0.0029662345688560507],"twin_dists":[0.2120955608499139,0.3534115063681764,0.36031287587817024,0.37083524433815146,0.38148773394997804,0.3860004574471565,0.38628291607076126,0.388769990431575,0.3999254641527403,0.40325986395334634,0.41506164489345526,0.41584914193972433,0.4164235617812556,0.4191311333000205,0.4245070017325941,0.42553847504756115,0.42686611171868843,0.4293650891410944,0.43401093217159986,0.4348900293964198,0.43504559532810055,0.43570860182295534,0.4415182461062565,0.44216564987169715,0.44311614233507185],"n_dims_used":45,"mean_confidence":0.8979451497395833},"coverage":{"mean_confidence":0.8979451497395833,"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}}