{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013059","490:4900013054","490:4900013157","490:4900012811","490:4900013127","490:4900013129","490:4900013256","490:4900013316","490:4900013009","490:4900013008","490:4900013343","490:4900013219","490:4900013364","490:4900013190","490:4900013189","491:4910000016","466:4660010975","490:4900013158","494:4940008447","494:4940008058","494:4940008147","490:4900013294","486:4860004743","490:4900013128","490:4900012732"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,466,490,494,494,494,490,486,490,490],"twin_sims":[0.027663288589461675,0.008542569535814632,0.00531584913325421,0.002827411068343324,0.0027338520061002715,0.0025480846119204236,0.002425127178241229,0.002123624356409986,0.0018763596124173863,0.0018113105276102745,0.0017999284478088199,0.0017439910551429385,0.0014943846943376732,0.0012849138197880442,0.0010738825100857154,0.0010393825066086445,0.0008764092405892337,0.0008667997125407915,0.0007828740324114443,0.0007794890009332092,0.0007433956403219003,0.0007323834086177983,0.000569023754941766,0.0005379749366843983,0.0004967179158893906],"twin_dists":[0.3478915029360909,0.4008345585220762,0.4203225818828803,0.4449369453108425,0.44621077504055295,0.44886296322160824,0.4507176643627755,0.45565889815875693,0.46021851537701985,0.46150985032663083,0.46174018280836965,0.4628920253297895,0.46848666423618324,0.47389289557924796,0.48023626083567234,0.48138179708281775,0.4873211080043577,0.4877025684677017,0.49121198407586847,0.49136075717446437,0.4929855627950184,0.4934959277011083,0.5020480826839038,0.5039296994926137,0.5065933558428573],"n_dims_used":45,"mean_confidence":0.9124698215060764},"coverage":{"mean_confidence":0.9124698215060764,"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}}