{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001665","497:4970001839","497:4970001590","497:4970001745","497:4970001831","497:4970001181","497:4970001922","497:4970001003","497:4970001915","497:4970001093","497:4970001518","497:4970001177","497:4970001182","497:4970001596","497:4970001591","497:4970001359","497:4970001587","497:4970001271","497:4970001585","497:4970001351","497:4970001755","497:4970000204","497:4970001586","497:4970000491","497:4970000628"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5122182844472919,0.4724404863698398,0.4234433234409825,0.36440830817991465,0.3591890980565933,0.32137143756720415,0.23438337042287247,0.2147800873590876,0.21144534732579034,0.2008610557095498,0.19088459967666283,0.18816558825859142,0.18629135646872938,0.17315356303616866,0.1651199814245795,0.163260902611957,0.15713178687513332,0.15058232005706668,0.14882098827163115,0.14192206955910866,0.14071933177922696,0.1299814252256781,0.12790219337353007,0.12655777505835825,0.12208528878228272],"twin_dists":[0.15022884684055923,0.15904651524054952,0.17026298638772774,0.18453883351724848,0.1858527322891343,0.19568923855243492,0.22122907002100234,0.22779115947144526,0.22894693084754023,0.23269955692515468,0.23636344771798648,0.2373850494073477,0.23809528129086216,0.24322106945574298,0.24649362773425537,0.24726722620344668,0.24986382590456446,0.25272156094784654,0.25350562547615396,0.25664442050861946,0.25720316230852913,0.2623569905050765,0.26339169910721294,0.26406752959658714,0.2663557855012106],"n_dims_used":45,"mean_confidence":0.891884273952908},"coverage":{"mean_confidence":0.891884273952908,"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}}