{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005324","490:4900005448","490:4900005325","490:4900007068","490:4900005052","490:4900005969","490:4900006703","490:4900004643","490:4900006460","490:4900005180","490:4900006824","490:4900004629","490:4900005058","490:4900006095","490:4900006823","490:4900005306","490:4900004765","490:4900004621","490:4900005441","490:4900006216","490:4900005181","490:4900007186","490:4900005440","490:4900006818","490:4900006089"],"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":[0.2451519801827251,0.1345609392840491,0.1307779308730788,0.11365866381659706,0.09802209526385862,0.07166012099045149,0.06876552211421116,0.06097489895320238,0.0473391669669441,0.033135236426053684,0.031084507690703006,0.029457573254594804,0.028866431896546575,0.02595619232160239,0.024882649184905372,0.023299641758638936,0.02222213262536963,0.021694773354927702,0.02113531289563485,0.020411073236817467,0.018817592991679025,0.015194628236510552,0.014748132441345652,0.013811302621019799,0.012362498169945665],"twin_dists":[0.2177772436108723,0.26012132427399387,0.2619639287325438,0.270847038998192,0.27991265658914793,0.29819255133519834,0.3005158008548546,0.3071905295648521,0.32078826276023076,0.3390275427381517,0.3421913377555341,0.34483103479364796,0.3458211988116508,0.35096619154987957,0.3529903767120991,0.3561175158588933,0.35835317798859045,0.35948187855873276,0.3607056694775506,0.36233248950985164,0.366096946777245,0.37582065272595866,0.3771568893994866,0.3800806545318455,0.384967247665921],"n_dims_used":45,"mean_confidence":0.9070424397786458},"coverage":{"mean_confidence":0.9070424397786458,"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}}