{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012394","490:4900013141","490:4900013176","490:4900012339","490:4900013029","490:4900012610","490:4900013212","466:4660008178","490:4900013172","490:4900012617","490:4900013171","490:4900012940","490:4900013074","490:4900013063","490:4900012950","490:4900012334","490:4900013025","490:4900013175","490:4900013034","490:4900012323","490:4900013033","466:4660010176","490:4900012939","490:4900013145","490:4900012539"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490],"twin_sims":[0.5635393917365865,0.3932242573069242,0.372596312867589,0.33388623479860613,0.3320293384564325,0.32992100510849587,0.32592939849873875,0.31970175406918727,0.30970343844568404,0.28553507201234457,0.27921233542118196,0.27690943412542396,0.270620103383949,0.25185186768540824,0.23137802522217368,0.2281972971475972,0.22765290628771967,0.21385159896422584,0.20880985529464446,0.20640040288054917,0.1962719295758485,0.19539775089275638,0.18535772197022984,0.18281530266708831,0.1768038738977783],"twin_dists":[0.13909527788799325,0.17744631007319756,0.18249650527273104,0.19236818248288665,0.19285656838104426,0.193412898583779,0.19447155155160442,0.1961377162962303,0.19885137755521354,0.2056278943232063,0.20745657470747128,0.20812886257424978,0.20998252935057565,0.2156788029786784,0.22221084013406572,0.2232590930107876,0.22343947036247858,0.22811173341661903,0.22986912714979293,0.23071918781708645,0.23436888050991364,0.23468992215518097,0.23845095141553577,0.23942592709084898,0.241769945990005],"n_dims_used":45,"mean_confidence":0.9153474595811631},"coverage":{"mean_confidence":0.9153474595811631,"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}}