{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003568},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002854","480:4800003754","480:4800003289","480:4800003069","480:4800003562","480:4800003151","480:4800003501","480:4800002609","480:4800003502","480:4800002995","480:4800002658","480:4800003283","480:4800003772","480:4800003434","480:4800003493","480:4800003394","480:4800003243","480:4800003081","480:4800003112","480:4800003686","480:4800003158","480:4800003287","480:4800003448","480:4800002722","480:4800003349"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5257383919236598,0.4614233036193481,0.4104778552703357,0.38232265576856334,0.32814290259813045,0.2719223551525508,0.2505165369664978,0.2320904028651378,0.20070019809169498,0.18402965391645734,0.1831049683863636,0.17625243385007547,0.17162192832630008,0.16164374912519433,0.159389982626882,0.15828386862214072,0.15122164736522753,0.1491843294681706,0.14656842680081045,0.14340483745848728,0.14251984352152966,0.1378038299526005,0.13343797103514227,0.13269039491282036,0.130936133698684],"twin_dists":[0.14727463859071163,0.1615295554297459,0.17331635221952363,0.18009900574012555,0.19388360908007415,0.2095965572537169,0.21609415830737724,0.2219773701118173,0.23275762237632228,0.23895905974465342,0.23931436454233893,0.24198778439411528,0.24383645755716885,0.24794535924995978,0.24889871054256338,0.24937019141539823,0.25243863190947086,0.2533433249321667,0.25451840187369124,0.2559604154069802,0.2563680295568561,0.25857251301944867,0.2606641817028311,0.26102747650780195,0.26188607347241993],"n_dims_used":43,"mean_confidence":0.9140364181163699},"coverage":{"mean_confidence":0.9140364181163699,"n_dims_used":43,"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}}