{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006522","490:4900007624","490:4900007614","490:4900007124","490:4900003443","490:4900006637","490:4900007737","490:4900007379","490:4900007370","490:4900001415","490:4900002440","490:4900007502","490:4900007120","490:4900007613","490:4900001142","490:4900006999","490:4900006878","490:4900007495","490:4900006997","490:4900000581","490:4900000772","490:4900006274","490:4900006761","490:4900002291","490:4900007489"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5510626228217217,0.5360561895416902,0.5093697695423148,0.4769999500188994,0.3934841447003363,0.3715917064490431,0.36137367054512526,0.35659215564256946,0.3544219676761748,0.3539919411987915,0.332251863235827,0.30981002456032447,0.2989778235535312,0.28750538763654954,0.2818190636906434,0.2801337886081254,0.27674692502356524,0.2709687782705482,0.26903126748904493,0.2654703203104884,0.2648998374561228,0.26339740186314625,0.2592451975218657,0.2527578465141,0.2460596970094034],"twin_dists":[0.1417842607167997,0.1450316363076554,0.15085368269656704,0.15802463423089605,0.17738349569995984,0.18274587289256916,0.18530160855842126,0.186510125529014,0.18706138290023286,0.18717082255012082,0.19279796324513296,0.19882218777348787,0.2018189255514625,0.20506302914235805,0.20669964558617596,0.20718851953718792,0.2081764325750578,0.20987907410598441,0.21045499824677544,0.21152022897359785,0.2116917089669494,0.2121444276259701,0.21340405383636965,0.21539779662215786,0.21749080398729576],"n_dims_used":45,"mean_confidence":0.9217961629231771},"coverage":{"mean_confidence":0.9217961629231771,"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}}