{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002506","490:4900001728","490:4900001613","490:4900004462","490:4900002200","490:4900006182","487:4870005728","490:4900002029","490:4900008319","490:4900007515","487:4870005873","490:4900004732","490:4900001353","490:4900006056","490:4900005666","490:4900006165","487:4870005717","496:4960011916","490:4900007506","490:4900004731","469:4690002439","466:4660001949","487:4870004984","490:4900008759","469:4690002218"],"twin_admin_codes":[490,490,490,490,490,490,487,490,490,490,487,490,490,490,490,490,487,496,490,490,469,466,487,490,469],"twin_sims":[0.5737587921904664,0.5004524912749866,0.49637882386426263,0.47453440684045617,0.46479385908241727,0.45297909113748813,0.4520719522737276,0.44687622945786304,0.4017140394317557,0.3912812351043966,0.3902773605098438,0.3884675374638628,0.3855794933280518,0.3790766245277044,0.37328852647516353,0.37091509091174796,0.37036999034958856,0.3689066817714165,0.3630779145176667,0.36261363935160335,0.35941351240190567,0.3583424204696908,0.35124510269420656,0.32718169230162203,0.3269924604648853],"twin_dists":[0.13689857645653072,0.15281571127436908,0.15371520825358073,0.15857681832342282,0.1607677543674114,0.16344685506760567,0.16365359643551644,0.16484072013529263,0.17540411759199506,0.1779165487117808,0.17815992740716022,0.17859944268579664,0.17930280929086337,0.18089580622114187,0.18232487421474725,0.18291401326949464,0.18304958253584677,0.18341400600405994,0.18487283850225839,0.18498954390605538,0.1857960383253866,0.1860667925189905,0.18787151524997855,0.19413865201626812,0.1941889106065722],"n_dims_used":45,"mean_confidence":0.9081186082628038},"coverage":{"mean_confidence":0.9081186082628038,"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}}