{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001140","480:4800001139","480:4800000996","480:4800000653","480:4800000721","480:4800000760","480:4800000802","480:4800001038","480:4800000463","480:4800000718","480:4800001035","480:4800001084","480:4800000316","480:4800000729","480:4800000733","480:4800000974","480:4800000722","480:4800000583","480:4800000688","480:4800000682","480:4800000892","480:4800001201","480:4800000726","480:4800000435","480:4800000499"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4240419747162979,0.4057556309719471,0.3930736507595262,0.37726632908936014,0.3706184564473743,0.3597868281715995,0.29257703613420916,0.29166759895075295,0.28736715450249456,0.2817942925057167,0.2752919417030375,0.27503426897466493,0.2665922461680265,0.25926314798794187,0.250677234760289,0.2456431216079001,0.24139743983409093,0.24034239294894663,0.23656791779256675,0.23439390491001555,0.22307727665543958,0.21636201098328048,0.21508629020109132,0.21197981826570697,0.2014044438811851],"twin_dists":[0.17012297032509804,0.17443881291756794,0.1774827202592938,0.18134161220620307,0.18298777548941683,0.18570176736722965,0.2036196115365073,0.2038773395607574,0.20510258301710727,0.20670681850516764,0.20860310115641775,0.20867880647973244,0.21118366042036726,0.2133985811498732,0.21604409849336467,0.21762217413071652,0.21896935432190634,0.2193065018913964,0.2205206023461152,0.22122564324509508,0.2249669835582576,0.22724712455197696,0.2276856437354032,0.22876086484142175,0.23250364419942202],"n_dims_used":43,"mean_confidence":0.9136955793513808},"coverage":{"mean_confidence":0.9136955793513808,"n_dims_used":43,"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}}