{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010477},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009419","490:4900011361","490:4900009924","490:4900009621","490:4900010123","490:4900011139","490:4900010910","490:4900009927","491:4910005416","490:4900010306","490:4900010307","491:4910003733","490:4900009822","490:4900009622","490:4900009520","490:4900011140","490:4900012088","490:4900010563","490:4900009724","490:4900009625","490:4900007885","490:4900010825","490:4900009522","490:4900009928","490:4900010221"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3392550571362773,0.24979989808841022,0.16371918537083444,0.15877230508501539,0.12939422536945264,0.11211537455094898,0.102159719449424,0.09639612857829587,0.08903529136997125,0.08832978001765478,0.08528968190237814,0.083329045604508,0.06403177107648389,0.06343208103360228,0.058065038899189444,0.05520130974447299,0.04615957241546226,0.04467748893168289,0.04467267391713686,0.042302255793736504,0.0397049168731653,0.038915767896614654,0.03757271297682294,0.03630131153860637,0.030970650574597126],"twin_dists":[0.19096435412661486,0.21631765238994372,0.2470759364758339,0.2491617005920753,0.26264792940302867,0.2716971051071732,0.2774100694478304,0.28091880052941076,0.2856484437332213,0.2861178267268453,0.2881751746638386,0.2895332060910975,0.30449271700594643,0.30501351887415634,0.3098638448580844,0.3126048746559662,0.32211234175310205,0.3238167396080852,0.32382235366592865,0.3266499493519633,0.3299057527361128,0.3309305796741673,0.33271588817149234,0.3344565060468478,0.34237217035200146],"n_dims_used":44,"mean_confidence":0.8828854994340376},"coverage":{"mean_confidence":0.8828854994340376,"n_dims_used":44,"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}}