{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008157","490:4900000549","490:4900000760","490:4900000543","490:4900000318","490:4900001001","490:4900000762","490:4900000753","490:4900012878","494:4940008920","490:4900013160","490:4900000314","490:4900004244","490:4900003827","494:4940007851","494:4940007849","490:4900012871","490:4900000547","494:4940007953","494:4940008156","490:4900012812","490:4900007111","490:4900000462","490:4900000871","490:4900003674"],"twin_admin_codes":[494,490,490,490,490,490,490,490,490,494,490,490,490,490,494,494,490,490,494,494,490,490,490,490,490],"twin_sims":[0.18642740718499154,0.18093726880214353,0.17213262832967652,0.16829646278121,0.1543906098900421,0.14136847849038037,0.12752400205784126,0.06062426661997134,0.05604241433748182,0.05585801051690088,0.04895127061676159,0.04874626549050396,0.04687071226384549,0.044636390537121574,0.03885921198023959,0.038169219338944536,0.038001747241169,0.03551144805673266,0.03384247846248686,0.032851742715617915,0.03126306888239596,0.02960224841591178,0.029218163817115114,0.027211639622966282,0.026444148636678193],"twin_dists":[0.23804355710418135,0.24015228295508895,0.24363083065976746,0.24518626026352594,0.2510490609632555,0.25690115619134196,0.2635812674361138,0.30750702596019025,0.31178785480708027,0.31196610620297976,0.31902260529984217,0.31924441831424655,0.3213107556843153,0.3238646745474996,0.3310046988136439,0.3319163965280308,0.3321397828382468,0.3355641175215287,0.3379751661964063,0.3394547680813934,0.34190887795893926,0.3445913033253691,0.34522997271287703,0.3486887141697352,0.3500699467247492],"n_dims_used":45,"mean_confidence":0.9118434482150608},"coverage":{"mean_confidence":0.9118434482150608,"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}}