{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000789},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000790","480:4800000880","480:4800000827","480:4800001074","480:4800000787","480:4800001075","480:4800000747","480:4800001027","480:4800000828","480:4800000831","480:4800000788","480:4800000872","480:4800001028","480:4800000829","480:4800001029","480:4800000835","480:4800000879","480:4800000834","480:4800000393","480:4800000786","480:4800000870","480:4800001203","480:4800001030","480:4800000990","480:4800001073"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9254499906976027,0.6681582510527976,0.6298131652019805,0.6283873818241406,0.6064157690381432,0.6009066928538858,0.5982507844628324,0.5851379205875852,0.5844441937954262,0.5841269070444018,0.5556483871510433,0.5556346734505684,0.5550582067302138,0.5512101202769975,0.5473992901043122,0.5446509025727686,0.5404273705867257,0.48808814585565696,0.47997879281532063,0.47699884385480296,0.4757629412563532,0.4661001835513497,0.4650715164388684,0.458371714676617,0.4525901125087504],"twin_dists":[0.05112344956626529,0.11663137243356539,0.1248866028817533,0.1251923303353094,0.12989908847793702,0.13107876393045023,0.1316475405135884,0.13445713144746754,0.13460586587557316,0.1346738959232838,0.14079491628347615,0.14079787304378133,0.14092217278504582,0.14175241918913098,0.14257554483038695,0.14316978885496714,0.14408402585177943,0.15555247539591002,0.1573587241240294,0.1580248817588697,0.1583015583073384,0.16047302180977263,0.16070508540306447,0.16222096244980236,0.16353548644672747],"n_dims_used":42,"mean_confidence":0.9112152826218378},"coverage":{"mean_confidence":0.9112152826218378,"n_dims_used":42,"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}}