{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000638},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000448","487:4870000142","487:4870000279","487:4870000332","487:4870000116","487:4870000089","487:4870000223","487:4870000635","487:4870001432","487:4870001157","487:4870000224","487:4870000716","487:4870000562","487:4870000508","487:4870000330","487:4870000384","487:4870000906","487:4870001527","487:4870000981","487:4870001335","487:4870001550","487:4870000717","487:4870000647","487:4870000278","487:4870000388"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.6589017704731422,0.5643390355660514,0.5596936921526544,0.5154477147870548,0.4812224320176996,0.44780288363696413,0.4145942723915523,0.37703010145634874,0.37215430365511626,0.3467766210581682,0.314587858052054,0.3007143924023182,0.29656209946029705,0.2947981994079505,0.2925997178871339,0.28042447938020815,0.27413428197388295,0.2518330954843851,0.22721467051336044,0.2125147718804408,0.1748562042523706,0.16666218684786768,0.1650277978041899,0.1642445980259041,0.13582558534705386],"twin_dists":[0.11863176928812968,0.1389232224671623,0.13992318555856065,0.14952151480088874,0.1570811043072289,0.16462861888705188,0.17234250448646674,0.18139986263533336,0.1826061816647457,0.18901753245505426,0.19751957325579872,0.2013343044186798,0.20249582930967633,0.20299213906040076,0.20361318977042872,0.20710406732251432,0.2089435680157546,0.21568463233449672,0.22358488210584096,0.22857494888378108,0.24254152356627234,0.24585664771270138,0.24653183832242234,0.24685710256624263,0.2595140343042618],"n_dims_used":43,"mean_confidence":0.9055389581724654},"coverage":{"mean_confidence":0.9055389581724654,"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}}