{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005640","490:4900005757","490:4900003030","490:4900001819","490:4900005629","490:4900002287","490:4900003572","490:4900004954","490:4900005762","494:4940007153","490:4900002278","490:4900001987","494:4940008716","494:4940008822","490:4900004548","490:4900001963","490:4900004820","490:4900003580","494:4940007795","490:4900006021","490:4900004831","490:4900001405","470:4700004327","494:4940008381","466:4660004506"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,490,490,494,494,490,490,490,490,494,490,490,490,470,494,466],"twin_sims":[0.5023460510655808,0.4611531968361203,0.37643007796424494,0.3693789734927255,0.30391111822862954,0.26822899145702034,0.2575598642054841,0.25078125757889724,0.23640963371328522,0.23083830731271418,0.2214584330414633,0.21740484776800698,0.21078884217958938,0.20564457596944655,0.1952972685418548,0.18714816699110723,0.18535012818814603,0.18234608888455728,0.1817832647134714,0.17846919803400785,0.17404296491057214,0.17253598328358646,0.17060802727018706,0.17034932373886041,0.16672967070251637],"twin_dists":[0.15239829529681176,0.1615906885595174,0.18154790008725666,0.18329630761436347,0.20044645048651727,0.21069422574710525,0.21391894093184904,0.2160117047249045,0.22057179113293807,0.22238803904958374,0.225512405895854,0.22688994915369454,0.22917591784328703,0.2309872403862852,0.23472688802822558,0.23776997762525126,0.23845384944193065,0.23960690624257544,0.23982442597815903,0.24111500272449185,0.24286550554534955,0.24346873335213373,0.2442459947175666,0.2443507701540043,0.24582887200305256],"n_dims_used":45,"mean_confidence":0.9227210150824653},"coverage":{"mean_confidence":0.9227210150824653,"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}}