{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003748},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002607","490:4900003055","494:4940007813","494:4940006967","494:4940007397","490:4900004856","487:4870002659","494:4940007388","493:4930004137","494:4940007694","487:4870000842","490:4900001844","487:4870005869","487:4870002655","490:4900003190","494:4940007280","490:4900002147","487:4870001400","494:4940007898","487:4870001495","494:4940006842","494:4940007479","466:4660006628","494:4940007060","493:4930006733"],"twin_admin_codes":[490,490,494,494,494,490,487,494,493,494,487,490,487,487,490,494,490,487,494,487,494,494,466,494,493],"twin_sims":[0.4805320438530479,0.4168494814704067,0.32719856558136806,0.32221522178123896,0.3144362216637457,0.3067866127276621,0.3062166359313791,0.3038721904882171,0.3017356604302092,0.2992101797275256,0.2865952573763345,0.27306295445190004,0.2717187210456134,0.26816306497017117,0.264332390310245,0.2600144869610198,0.2556632847836433,0.2543453515371231,0.254257650781089,0.25421236601249647,0.25419729159583637,0.2515464580025455,0.24991942536404793,0.2443740083325121,0.2391595003151454],"twin_dists":[0.15723519271953348,0.17181075043999972,0.19413417137671635,0.195463093874764,0.1975607411319261,0.19965243351026699,0.19980947949283506,0.20045722947648964,0.2010500640960113,0.2017539870572502,0.20532366267941213,0.2092594315290172,0.2096568367165626,0.21071390381124955,0.2118625050773577,0.21316972863075054,0.21450091665023177,0.21490694330416196,0.21493400931900095,0.21494798732528714,0.2149526406818071,0.21577367667098568,0.2162803476461132,0.21802328514498137,0.2196856481818647],"n_dims_used":45,"mean_confidence":0.9180707295735677},"coverage":{"mean_confidence":0.9180707295735677,"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}}