{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004825","490:4900005489","490:4900003044","490:4900007494","490:4900005235","490:4900006763","490:4900007609","490:4900005755","490:4900004693","490:4900006992","490:4900012494","490:4900007734","490:4900012716","490:4900002745","490:4900005095","490:4900004538","490:4900005108","490:4900007617","490:4900006761","490:4900012636","490:4900007118","490:4900004404","490:4900001829","490:4900007375","490:4900012493"],"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":[0.7259969961101851,0.5549302387285189,0.48315134056634906,0.48015010416406095,0.4356923732137132,0.4290281578003594,0.42853503288531986,0.4081282670812428,0.4068821866481951,0.4014358161170652,0.39592215359947874,0.3814749861259296,0.37742425761264126,0.35723072991520693,0.3500568039796376,0.3359282305098847,0.33299346441183725,0.3300386675556656,0.32492285601828086,0.3155180275437278,0.30468442927211103,0.2907686947494484,0.2816503764224669,0.2804599697442354,0.27766530111824284],"twin_dists":[0.10393357921380451,0.1409497683169486,0.15665095858842232,0.15732046841508868,0.16741409321054426,0.1689599422228497,0.16907471458429865,0.17387412566253804,0.1741705104945198,0.17547072958063115,0.17679516518811594,0.18030676693785194,0.181302679150954,0.18634824864063756,0.18817552431440737,0.1918328164137458,0.19260280636674454,0.1933817994957267,0.19473963648640705,0.19726728684131375,0.20023248839038413,0.20413255228109745,0.20674849941281073,0.20709376021224424,0.2079078272827491],"n_dims_used":45,"mean_confidence":0.9167188008626302},"coverage":{"mean_confidence":0.9167188008626302,"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}}