{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009461},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008370","490:4900009227","490:4900008686","490:4900009211","490:4900009125","490:4900008583","490:4900007803","490:4900009124","490:4900009215","490:4900009319","490:4900009665","490:4900009216","490:4900009138","490:4900009126","490:4900009422","490:4900009228","490:4900009413","490:4900009017","490:4900009139","490:4900009235","490:4900009740","490:4900009225","490:4900009317","490:4900009559","490:4900008700"],"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":[0.03622391379910763,0.023951047545896997,0.022164646930641244,0.021557931521998502,0.015173930042267664,0.014071979308798714,0.013981396990876463,0.010361112546326797,0.005702671598717848,0.005294840115348242,0.004114812662680118,0.002617981578808449,0.0025077874779866013,0.002501931122146125,0.0020162938825278175,0.0018199286628884182,0.0013995215500021176,0.0009475902938153178,0.0009247309990513716,0.0005961962944287988,0.000475092192877872,0.00027499910256391315,0.00018466312842182664,0.0001269914121012633,0.00006145505919805976],"twin_dists":[0.3345641296492405,0.3548090755800691,0.35847507665633205,0.35977865437824036,0.37588182717286267,0.3792499477849131,0.3795370573099725,0.3926290981925337,0.41749428174106024,0.4204814642178576,0.43047709309823257,0.44784488398500405,0.449461597645903,0.44954932944517517,0.4575747168610889,0.4613363350857161,0.4708420322959326,0.4846107155478295,0.4854599123697638,0.500478396434398,0.5080732996352757,0.5259112646548494,0.5385322727390004,0.550134319463112,0.5719553395939546],"n_dims_used":45,"mean_confidence":0.8854831271701389},"coverage":{"mean_confidence":0.8854831271701389,"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}}