{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000406","489:4890000409","489:4890000293","489:4890000328","485:4850003422","489:4890000561","489:4890000412","489:4890000339","489:4890000374","481:4810006050","489:4890001122","481:4810006081","489:4890000429","489:4890000513","481:4810005974","489:4890000463","489:4890000560","489:4890000392","489:4890000327","485:4850003259","489:4890000343","481:4810006070","489:4890000407","489:4890000669","489:4890000398"],"twin_admin_codes":[489,489,489,489,485,489,489,489,489,481,489,481,489,489,481,489,489,489,489,485,489,481,489,489,489],"twin_sims":[0.8142947527966803,0.7500102317750376,0.692054044172438,0.6030387477095045,0.6025590371843947,0.6024249742346116,0.5690404974632713,0.5504746080736912,0.5490021919174219,0.5450157449463189,0.5421177538215841,0.5389755794309399,0.5387314305966046,0.5368783718313689,0.5361644996607261,0.5263780136661117,0.5177291046601228,0.5081917869485733,0.5045932729490084,0.4991813696699172,0.4919831742125203,0.4891128158010967,0.4825412515260074,0.47370238635128176,0.47309236945916233],"twin_dists":[0.08324800129569618,0.09851104944268659,0.11143370691274236,0.13062220759806553,0.13072493037798105,0.13075363812253712,0.13791223443127706,0.1419112141221227,0.14222920848812667,0.143090874203794,0.14371796489433947,0.1443985897253904,0.1444515059830676,0.14485328470099954,0.145008138087057,0.14713531820468365,0.14902248682241317,0.1511123419253346,0.1519034760568551,0.1530961627470294,0.15468817599948406,0.15532490339200958,0.15678694970649376,0.15876337033572277,0.15890021451480363],"n_dims_used":45,"mean_confidence":0.9147517734103733},"coverage":{"mean_confidence":0.9147517734103733,"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}}