{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000786},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000785","490:4900002779","490:4900000787","490:4900001838","490:4900000466","490:4900000570","496:4960008146","494:4940007162","490:4900003224","490:4900000920","490:4900000896","494:4940008507","490:4900000665","490:4900001046","496:4960007779","490:4900000912","494:4940007905","490:4900001436","490:4900001163","494:4940007386","490:4900000798","494:4940008327","490:4900000494","496:4960007538","494:4940008513"],"twin_admin_codes":[490,490,490,490,490,490,496,494,490,490,490,494,490,490,496,490,494,490,490,494,490,494,490,496,494],"twin_sims":[0.4702314236329464,0.45495166222177424,0.43248344447972326,0.41609879768931834,0.3894394904745762,0.37783722571759737,0.37723179363837916,0.37485183032625863,0.349139147205387,0.34798913689405275,0.3411242231847245,0.34098517409282686,0.3365159762613558,0.3343290498784077,0.32504918115264436,0.320906517737789,0.3160281123412133,0.3119834691670294,0.30677468787393425,0.29380586286939386,0.28546678338117454,0.2853245520959779,0.2822247056773954,0.28023186922918175,0.27979831564997276],"twin_dists":[0.15954279294599827,0.16299782159949827,0.16815724442114766,0.17198761588455289,0.17836328471272686,0.18120091036605776,0.18135012705593112,0.18193783593875715,0.18841066344927657,0.18870579906204182,0.19047842135765639,0.19051452116488868,0.19167904973628508,0.19225193548468386,0.19470596548900954,0.19581398479435685,0.19712911736029068,0.19822821544399613,0.1996557174456986,0.20327212434146083,0.20564751372818046,0.20568838600586842,0.20658223926396305,0.20716001896544994,0.20728604813889503],"n_dims_used":45,"mean_confidence":0.917146979437934},"coverage":{"mean_confidence":0.917146979437934,"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}}