{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006266","480:4800006099","480:4800006111","480:4800006134","480:4800006156","480:4800006098","480:4800006388","480:4800006204","480:4800006074","480:4800006072","480:4800005932","480:4800006227","480:4800006322","494:4940000010","480:4800006203","493:4930001814","480:4800006112","493:4930003694","480:4800005933","480:4800005947","480:4800006044","480:4800005948","480:4800006157","493:4930001653","480:4800005989"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,493,480,493,480,480,480,480,480,493,480],"twin_sims":[0.6259290272706572,0.49567739248801396,0.42320942267058714,0.399861270938628,0.39130404997646456,0.3841326097737665,0.35230599048405487,0.3519457224450868,0.34664847427752343,0.34056043148560744,0.29208302999730357,0.2915106891086442,0.2799851861118828,0.2763961868209749,0.26271805870465936,0.25943856681309824,0.258728317084023,0.2464092965882653,0.2452212397413735,0.2397992941590384,0.23953217280564618,0.23579588624829034,0.22987314350346277,0.21408237480932765,0.2079967352147907],"twin_dists":[0.12571934752401712,0.15387030075150515,0.17031771494379533,0.17584810045418686,0.1779110208846936,0.17965612966945174,0.18760055587410163,0.18769252350290136,0.18905051209141552,0.1906248413147813,0.20375955025400772,0.20392185494938198,0.20723171245708466,0.20827915957547247,0.21234965931611546,0.21334511251421004,0.2135617413427795,0.2173806655654384,0.2177553639802376,0.2194804275303275,0.21956606619393107,0.220770488012366,0.22270560135933587,0.22803196708354204,0.23015524667804757],"n_dims_used":43,"mean_confidence":0.9225810738497002},"coverage":{"mean_confidence":0.9225810738497002,"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}}