{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001419","498:4980003452","484:4840000057","473:4730005383","484:4840005880","500:5000009927","473:4730006828","473:4730006380","473:4730007152","471:4710001155","500:5000007893","500:5000006246","498:4980000162","484:4840005228","484:4840000214","498:4980001052","500:5000003028","500:5000007769","498:4980001574","498:4980001484","471:4710001232","484:4840000640","498:4980000072","498:4980000632","498:4980001584"],"twin_admin_codes":[471,498,484,473,484,500,473,473,473,471,500,500,498,484,484,498,500,500,498,498,471,484,498,498,498],"twin_sims":[0.4291915687506824,0.41790149161580314,0.35903594514951476,0.3532719552302045,0.35109886517172206,0.3180428526612465,0.3110500142962536,0.2969445266884548,0.28881001109644466,0.27218213183795237,0.26480566090413965,0.25432917390670273,0.25099533640909033,0.24979231229886315,0.24789978925619444,0.24480716518380635,0.2439733800880786,0.24364945980731453,0.24345323325638618,0.2424207078775739,0.24206420338003073,0.2413786738704246,0.2373266471056231,0.23584221357769475,0.23380849755527916],"twin_dists":[0.16892192105335077,0.17156312020855027,0.1858914338275685,0.1873542099642321,0.18790889896978913,0.19658460241115366,0.19848302484182395,0.20238845508089268,0.20469028492845706,0.20951969890060415,0.21172003939190226,0.21491193556326788,0.21594506537548644,0.21632002031788133,0.21691222172386615,0.21788623266487817,0.21815018503009434,0.21825288588297106,0.2183151435752059,0.21864327313519155,0.2187567777946036,0.21897534275923095,0.22027554066738544,0.2207554780425104,0.22141622440104688],"n_dims_used":45,"mean_confidence":0.9256775750054254},"coverage":{"mean_confidence":0.9256775750054254,"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}}