{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000826","477:4770000773","500:5000002010","477:4770000886","477:4770001004","477:4770001657","500:5000001224","477:4770000830","477:4770001422","500:5000002004","499:4990003273","500:5000002244","477:4770000827","499:4990003322","499:4990002731","477:4770000724","500:5000002011","477:4770001007","499:4990003275","499:4990003075","499:4990002412","477:4770000944","500:5000002123","477:4770000939","485:4850006746"],"twin_admin_codes":[477,477,500,477,477,477,500,477,477,500,499,500,477,499,499,477,500,477,499,499,499,477,500,477,485],"twin_sims":[0.6866934173174014,0.6351663058218633,0.6254133581738704,0.5994494621120001,0.5501682900993685,0.5475614978819178,0.544320084429591,0.5308027897005131,0.5078014888234192,0.49156900759336486,0.45845202629246595,0.4531738434187791,0.43901660809550375,0.43385135696356375,0.4327933179559706,0.42665673852148667,0.42243042181650114,0.42241889979581126,0.4211151668272966,0.41989555170196646,0.41266799394087383,0.4100824859006681,0.4066089375403285,0.40196160462956076,0.39571955761384425],"twin_dists":[0.1126046032181052,0.12373820870028215,0.1258298773980455,0.1313908303928664,0.1419773574178797,0.14254048908927913,0.1432413522276232,0.14617253489424376,0.15119807733371077,0.15477998165301796,0.16220274499860252,0.1634024900024603,0.16664653274000535,0.16784018209191884,0.16808538490433297,0.16951237586648182,0.17050007849562843,0.17050277685046417,0.17080829968052993,0.1710944713507648,0.172797690364005,0.17341011127518344,0.17423555759216408,0.17534486326565518,0.17684399100457604],"n_dims_used":44,"mean_confidence":0.9202971024946733},"coverage":{"mean_confidence":0.9202971024946733,"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}}