{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001835},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001837","489:4890002653","489:4890002506","489:4890002751","489:4890001667","489:4890002077","489:4890002324","489:4890002836","489:4890002835","489:4890002327","489:4890001995","489:4890003588","489:4890002742","489:4890001844","489:4890001748","489:4890001991","489:4890003124","489:4890002839","489:4890001920","489:4890002656","489:4890001912","489:4890001670","489:4890002996","489:4890002397","489:4890003586"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8776073409571234,0.8704272987966215,0.853980586404774,0.8259330890067125,0.8247788189940771,0.8098500304764136,0.8060194969552619,0.7989207176207693,0.7642769967892808,0.7491694934304004,0.7478976505782552,0.7401753359743904,0.7401471373537327,0.7394195555474299,0.7372868336787028,0.7319332234113138,0.726939375851712,0.7219103206598573,0.7213063379547024,0.7198558236003603,0.7177882686345229,0.7075592705714964,0.7041696399575381,0.7028521316309113,0.7024109505139218],"twin_dists":[0.06636472062594319,0.06842081850799474,0.07297208573152193,0.08032115251413373,0.08061430403174312,0.08434969436461387,0.08529251170576428,0.08702435086023817,0.09522997418031139,0.09870290626186418,0.09899284258831863,0.10074580552525558,0.10075218387750008,0.10091670289306058,0.10139833993287628,0.10260347432259567,0.10372284176137937,0.10484569681352736,0.10498026470785495,0.1053031973097654,0.10576291915761801,0.10802776521425686,0.10877497888349838,0.10906499543518595,0.10916205947999602],"n_dims_used":45,"mean_confidence":0.9147979736328125},"coverage":{"mean_confidence":0.9147979736328125,"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}}