{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002850","480:4800002615","480:4800003115","480:4800002943","480:4800003634","480:4800002612","480:4800003072","480:4800002805","480:4800002605","480:4800003401","480:4800002908","480:4800003112","480:4800003289","480:4800003400","480:4800003443","480:4800003025","480:4800003296","480:4800002619","480:4800003284","480:4800003203","480:4800002953","480:4800003394","480:4800002699","480:4800002567","480:4800003081"],"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":[0.3630782753662387,0.34232018838211103,0.3420807963644611,0.33438919725569805,0.30043345513267306,0.2939420970219711,0.26711539766777753,0.24718659604575066,0.24151604033854196,0.22855669877868373,0.22802897580715234,0.22012084150909458,0.21951042409964788,0.18966266886942248,0.17630510954069,0.16653594431842392,0.1635071258878208,0.16059318141485088,0.16045278862171114,0.15821999539932452,0.15812707140499735,0.15758126956003624,0.15699497485690683,0.15669343165416202,0.15537662999148677],"twin_dists":[0.1848727478247387,0.1901682501825048,0.19023028962685332,0.1922361521663156,0.2014125939280854,0.20323365313258868,0.21102702042600233,0.21713614336878728,0.21893151449918077,0.22314016559094899,0.22331483381489425,0.22596508217864175,0.22617227557580027,0.23682129058520138,0.24196695468684393,0.24590862971143448,0.24716440301476134,0.2483885431936121,0.2484479275200514,0.24939749056995988,0.2494372202518723,0.2496709222386864,0.24992262119612296,0.2500523422998413,0.25062096485494995],"n_dims_used":43,"mean_confidence":0.9129370755927507},"coverage":{"mean_confidence":0.9129370755927507,"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}}