{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004197","490:4900003784","490:4900005031","490:4900003108","490:4900005953","490:4900005289","490:4900003636","490:4900005167","490:4900004888","490:4900003638","490:4900002667","490:4900005429","490:4900003109","491:4910002012","490:4900005029","490:4900005426","490:4900003503","490:4900005952","491:4910002064","491:4910002020","490:4900007060","490:4900005302","490:4900006926","490:4900005300","490:4900005685"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,491,490,490,490,490,490],"twin_sims":[0.5756552599946851,0.5419605700094757,0.30744577428862585,0.26610870038495454,0.257490702471178,0.2527802048153629,0.2521358182700209,0.2517508202270041,0.25004991661802384,0.24701474230345233,0.24144654745445904,0.23483551048234308,0.23401240315522115,0.23145083091041993,0.2291697225902614,0.22909247351841744,0.22680963588826444,0.22590758786248527,0.22400655984912188,0.21473903557760346,0.20595965589484191,0.20479655521973936,0.2019659839318143,0.2017524577379238,0.1933943889682815],"twin_dists":[0.1364913889169599,0.14375199492770302,0.19947102412212825,0.21132861188455224,0.21394011590959228,0.21539086989041903,0.21559066118946354,0.2157101846442587,0.21623963404214952,0.21719016238165637,0.2189536849368441,0.22108208352570952,0.221349806836145,0.22218695758533397,0.22293759857519915,0.22296310495182345,0.2237194426544887,0.2240196946088349,0.22465508037437246,0.22780531339468807,0.23087541618061816,0.23128879260405152,0.23230156870265922,0.23237836254153543,0.23542943433865396],"n_dims_used":45,"mean_confidence":0.9013107299804688},"coverage":{"mean_confidence":0.9013107299804688,"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}}