{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000195","487:4870000246","487:4870000349","487:4870000153","466:4660011157","487:4870001380","487:4870000198","466:4660011166","466:4660013095","487:4870002445","490:4900002729","487:4870001095","487:4870000750","487:4870000155","487:4870002828","496:4960007133","487:4870000409","494:4940006834","487:4870003820","487:4870000833","487:4870000122","466:4660009163","487:4870001285","487:4870000247","487:4870001249"],"twin_admin_codes":[487,487,487,487,466,487,487,466,466,487,490,487,487,487,487,496,487,494,487,487,487,466,487,487,487],"twin_sims":[0.40848293481970943,0.34336128592379644,0.3402634603160261,0.3363770597300935,0.31724036632578967,0.3161301374483151,0.3120392518872102,0.269323314905257,0.261577511825882,0.2586751803643161,0.25293338862119413,0.24073559662341268,0.2254273012271457,0.22525975443508733,0.22510804214109212,0.22454270225247855,0.22417159019703617,0.21982256971358108,0.21957753144272704,0.2187613714987709,0.21374330264727245,0.19967280729483924,0.19580292194297866,0.19430551732956347,0.19099751196670905],"twin_dists":[0.1737898398682281,0.18989871410717435,0.1907020186564458,0.19171538010350447,0.1968012527820887,0.1971014964116327,0.19821300197796848,0.2103680234966043,0.21269497061317508,0.21357796329517564,0.2153434231398165,0.21918073888814435,0.22417988556638596,0.22423582111727255,0.22428649417262816,0.2244755221703129,0.2245997800021525,0.2260662761306408,0.22614947852159553,0.22642705420296916,0.22814918546629465,0.23312924235474977,0.23454099975438486,0.23509244782009722,0.2363212442578641],"n_dims_used":43,"mean_confidence":0.910379454146984},"coverage":{"mean_confidence":0.910379454146984,"n_dims_used":43,"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}}