{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008992","490:4900009523","490:4900010735","490:4900009728","490:4900009832","490:4900010227","490:4900011627","490:4900009426","490:4900010219","490:4900010484","490:4900010739","490:4900008898","490:4900011566","490:4900011628","490:4900010821","490:4900010414","490:4900009117","490:4900010228","490:4900008122","490:4900009834","490:4900010136","490:4900009011","490:4900008336","490:4900010397","490:4900009935"],"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":[0.2713475357597389,0.23478370284623298,0.21085556508734918,0.15633065240685487,0.14881944347178602,0.1459476117296956,0.1380727724845365,0.10393603119871296,0.08264954505697412,0.08112581166686746,0.07501399381254477,0.06894059703691731,0.06571346649783434,0.06388592225471879,0.06380830968098106,0.06285909199692317,0.062736362088321,0.061163833610049186,0.05982444876736681,0.05575604244306048,0.05401584764588401,0.05315937371629454,0.04884458258905102,0.04882689396588096,0.04835008110485432],"twin_dists":[0.2097667860997066,0.22109891629333042,0.22915262302081044,0.2502086483976957,0.25350631614487257,0.2547995478819185,0.2584452954953588,0.2763599489160461,0.2900098150129745,0.2910900788784684,0.2955939107600665,0.3003730481068869,0.30305322652731465,0.30461901115052986,0.3046863140180932,0.3055149116661911,0.30562279273330173,0.3070206079749901,0.30823464564827224,0.31206488119095876,0.31377406278793496,0.3146320805243565,0.31913794349468366,0.3191570866050053,0.31967530023112195],"n_dims_used":45,"mean_confidence":0.8843962775336371},"coverage":{"mean_confidence":0.8843962775336371,"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}}