{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000746},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000990","500:5000000805","485:4850008381","500:5000000361","500:5000000687","485:4850008065","500:5000000585","485:4850008734","485:4850008540","500:5000000747","485:4850007983","475:4750003370","485:4850008311","485:4850008399","485:4850008449","475:4750002805","485:4850008539","475:4750004856","485:4850008482","475:4750005123","477:4770000721","500:5000000762","500:5000001736","500:5000000572","485:4850008253"],"twin_admin_codes":[500,500,485,500,500,485,500,485,485,500,485,475,485,485,485,475,485,475,485,475,477,500,500,500,485],"twin_sims":[0.4947793422075825,0.4022997847344243,0.3095161123053675,0.30935007866732495,0.29995814668628784,0.29974106417295293,0.28504791954125136,0.2665865055337113,0.2570936098786075,0.2535057576778414,0.2492431898320852,0.24758457184236507,0.2431446633232439,0.24195329570779733,0.23992781320084455,0.23824892763145977,0.22944826809677688,0.22927537811486973,0.2250900950805085,0.2249065803111403,0.22364490354119793,0.2218998765446271,0.21306490982029108,0.2130143530585174,0.209047609688799],"twin_dists":[0.15406895958626723,0.17526394702100995,0.19890269284539955,0.1989481902574426,0.20154514681613933,0.20160572712186495,0.2057679155934686,0.21118538031822467,0.21406176177127265,0.21516630061990386,0.21649155295458214,0.21701113964034785,0.2184131105802502,0.21879211088569028,0.21943924662732325,0.21997834085463072,0.22284567454898818,0.22290272204881406,0.22429249012805547,0.22435381904926044,0.2247763634941691,0.22536341107860486,0.2283840860496973,0.2284016120994047,0.22978560986293728],"n_dims_used":44,"mean_confidence":0.9166244160045277},"coverage":{"mean_confidence":0.9166244160045277,"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}}