{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005723","490:4900007566","490:4900007564","490:4900006346","490:4900006108","490:4900005854","490:4900005853","490:4900006463","490:4900005850","490:4900007076","490:4900007445","490:4900007318","490:4900006102","490:4900007444","490:4900005720","490:4900006353","490:4900006347","490:4900008251","490:4900007443","490:4900006101","490:4900007326","490:4900007687","490:4900005724","490:4900006232","490:4900006227"],"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":[0.017459508243933084,0.015398217019701458,0.007488707634044494,0.003736794879729393,0.0014309885398904475,0.0012667015223122176,0.000332025417409489,0.0003160376418522498,0.00029246103963627553,0.00026438435517613557,0.000204718842020038,0.00011278572238902693,0.00010757223918591605,0.00003134243893267721,0.00002749840917382584,0.000020614170429981576,0.000015949688874849937,0.000013446454734975547,0.000010759839636230973,0.000003555127639229913,0.0000023533429381811677,0.0000011043990743563504,7.174220108313155e-7,7.090249858562047e-7,4.622653090891811e-7],"twin_dists":[0.3695321000393855,0.3752228154394034,0.4063373618459512,0.43423654833456315,0.4700448114003474,0.4744007295609344,0.5198322370771806,0.5214310808130712,0.5239330337463288,0.5271722585377705,0.5352931995998899,0.5537596181632679,0.5551993198152191,0.5914792004521289,0.5951988462155577,0.6033094726853276,0.6104396909032136,0.6151389638396803,0.6212207736273034,0.6505952118092594,0.6612046173184873,0.6802301761650511,0.6908444207072124,0.6911318175086029,0.701493617119167],"n_dims_used":45,"mean_confidence":0.9077708774142795},"coverage":{"mean_confidence":0.9077708774142795,"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}}