{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009470","490:4900009059","490:4900009263","490:4900008048","490:4900009376","490:4900009574","490:4900009674","490:4900008715","490:4900009382","490:4900009369","490:4900008378","490:4900009279","490:4900008941","490:4900009466","490:4900009464","490:4900008827","490:4900009869","490:4900009990","490:4900009278","490:4900009259","490:4900007233","490:4900009375","490:4900009268","490:4900011796","490:4900009367"],"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":[0.547198153932394,0.45242161472009007,0.3428056455334214,0.3280959797716861,0.3158778048775592,0.3027989480759681,0.2995279094630942,0.2909847738816103,0.275096143106608,0.27268487394843505,0.26283578531920565,0.2612403155344236,0.2560331449595094,0.2545547986512327,0.24069157729937424,0.23566036793396453,0.2356412152716941,0.23180283910709712,0.22780170497338206,0.20789792379971578,0.2059517639190386,0.20214812430308618,0.19706130038866296,0.19239139412544676,0.17701447056473188],"twin_dists":[0.14261901608759947,0.16357388852214216,0.1900425129466446,0.19389604978145253,0.19716981884115284,0.20075472385613433,0.2016652362913315,0.20407116129663502,0.2086606236391228,0.20937108420510753,0.21231406997401148,0.21279724067787095,0.21438720919983195,0.21484232815358698,0.21919481148121908,0.2208144067730003,0.2208206150978022,0.22207155755733232,0.2233901393821333,0.2301900681992757,0.230878215672911,0.2322361067470129,0.23407983472523214,0.23580167789331408,0.2416868803940183],"n_dims_used":45,"mean_confidence":0.9280144585503473},"coverage":{"mean_confidence":0.9280144585503473,"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}}