{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730000481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000561","473:4730000482","473:4730001274","473:4730000829","473:4730000830","473:4730001272","473:4730000747","473:4730001180","473:4730001251","473:4730001090","473:4730001179","473:4730000643","473:4730001089","473:4730001619","473:4730001182","473:4730001433","473:4730001156","473:4730000576","473:4730001343","473:4730001087","473:4730001804","473:4730000993","473:4730001705","473:4730001456","473:4730001790"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8679117489436244,0.8621387110203343,0.7479229853227962,0.7183364929052867,0.6915596321783661,0.6894404821422427,0.6789915445438636,0.677228110148774,0.6601588722516729,0.6384886728879778,0.6288230374502927,0.6140779819519148,0.6071077191031065,0.6042235648667393,0.6025851213833935,0.6023145527239856,0.5974040457357404,0.5898952271564689,0.5836773229032701,0.5759837189806258,0.5733770198337543,0.5721022462147382,0.5646133070869965,0.5543124485665868,0.5540914864403412],"twin_dists":[0.06913062713019294,0.07074026283687618,0.09898707062498908,0.10564108738052563,0.11154183154226954,0.1120049664990634,0.11428166816964545,0.11466484845931646,0.11836045079009892,0.12302498774158291,0.1250989194712412,0.12825831943617885,0.12975092336660535,0.1303685005873049,0.1307193448137306,0.13077728344087455,0.13182888718579466,0.13343746736959375,0.1347702965410461,0.13642087912575587,0.1369805622090177,0.1372543606291225,0.13886421592097598,0.14108300461728931,0.14113066411118697],"n_dims_used":44,"mean_confidence":0.9115434993397106},"coverage":{"mean_confidence":0.9115434993397106,"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}}