{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012212","490:4900011528","490:4900011726","490:4900011266","490:4900011794","490:4900011659","490:4900011190","490:4900011921","490:4900011934","490:4900011113","490:4900012064","490:4900007825","490:4900011481","490:4900005075","490:4900011786","490:4900007831","490:4900011119","490:4900011791","490:4900012196","490:4900004932","490:4900011192","490:4900009574","490:4900011041","490:4900011600","490:4900011941"],"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":[0.3585623462437948,0.3563923286653395,0.3412567341139562,0.2790838834961382,0.270675514471908,0.2549677908435696,0.24509616439534873,0.2396937651037602,0.23798810609485596,0.22852136656460875,0.22364117434901004,0.2206695897442577,0.21418608875387432,0.21219109319602686,0.20934947756969158,0.20518688478682945,0.20156459719862552,0.2015059322240934,0.19824631076607754,0.19705646945105157,0.19642357662909793,0.19436448991813315,0.194326696472753,0.19109721702503535,0.1890471764743305],"twin_dists":[0.1860111651632955,0.18656081179712836,0.19044402630937313,0.2074939846695087,0.20996608284256774,0.21471501741813992,0.2177948791485802,0.21951425255783508,0.22006231299253978,0.22315185167588006,0.2247776147762448,0.2257791492668021,0.22799613788119424,0.22868740113791314,0.22967966416675206,0.23114988731042804,0.23244597205897782,0.23246709399755883,0.23364741719973686,0.23408160124076016,0.234313289147506,0.23507067431796966,0.23508462765676652,0.23628399176760692,0.23705268948985922],"n_dims_used":45,"mean_confidence":0.9134153578016493},"coverage":{"mean_confidence":0.9134153578016493,"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}}