{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001360},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001362","498:4980000377","498:4980000890","498:4980001454","498:4980001455","498:4980000735","498:4980000642","498:4980000122","498:4980000239","498:4980000821","498:4980000278","498:4980001172","498:4980000817","498:4980000333","498:4980001469","498:4980000436","498:4980000168","498:4980000279","498:4980000736","498:4980000799","498:4980000992","498:4980001658","498:4980000991","498:4980001753","498:4980000503"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.7244565836954308,0.7096687117615634,0.690468372758423,0.6794619084445525,0.6689000434232318,0.6685539607116874,0.6454936184702578,0.6402456132917239,0.6363025124622331,0.6144479055652678,0.5896153482591892,0.5765543493102053,0.5658280907694639,0.5648023826696357,0.5623071981247353,0.5534402208033378,0.5530911460944286,0.5509693123474187,0.54272357096992,0.5367378211217947,0.5300698936670047,0.5295340719329252,0.5271206774273832,0.5220183971342678,0.5200684582032614],"twin_dists":[0.10427772046049887,0.10756195644970573,0.11178038570804703,0.11417941313641133,0.11647079169825408,0.11654571588780874,0.12151976986644324,0.12264765205134227,0.12349434129351484,0.12817909593202095,0.13349744242145256,0.13629839171222008,0.13860291122813265,0.1388235404503231,0.13936046439013533,0.14127115308562926,0.14134646490189826,0.14180440514907186,0.1435868233762832,0.14488376980174997,0.14633188575844727,0.14644841706492331,0.14697360041622407,0.14808567288595723,0.14851132865763625],"n_dims_used":44,"mean_confidence":0.927406831221147},"coverage":{"mean_confidence":0.927406831221147,"n_dims_used":44,"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}}