{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000267","496:4960002471","481:4810005569","496:4960001830","493:4930005788","496:4960002469","484:4840007364","469:4690008685","485:4850003957","485:4850003343","472:4720001523","489:4890000839","488:4880002260","469:4690000449","466:4660006565","470:4700005885","489:4890000493","496:4960006308","478:4780001311","496:4960006309","470:4700007778","470:4700001802","472:4720001158","470:4700004641","489:4890000707"],"twin_admin_codes":[489,496,481,496,493,496,484,469,485,485,472,489,488,469,466,470,489,496,478,496,470,470,472,470,489],"twin_sims":[0.2336137986467129,0.2057622654179332,0.16478778249759501,0.1535753304459665,0.14754880234952955,0.13688339711775624,0.12407719287243106,0.12290844190719918,0.11582791932655404,0.10223747771679,0.09926077112690095,0.09624419653037686,0.09223130369027396,0.09157338867103934,0.08986016449243346,0.08776264874441239,0.08749039114954893,0.08709070408904604,0.0868340312370204,0.08620189811229483,0.0844744251521746,0.08440782790536298,0.08353160499461755,0.08256098866821968,0.07868953999691349],"twin_dists":[0.22147967856673972,0.2309454578298417,0.2466313983108532,0.25140454208144775,0.2540762112379269,0.2590093143244583,0.2653289294912741,0.2659299026148148,0.26966707981107046,0.2773638032997343,0.279154921517093,0.28101349529427605,0.2835583136621353,0.2839838382133438,0.2851033749614107,0.28649730706239174,0.2866801732276578,0.28694945052879145,0.2871228947992003,0.2875517985079907,0.28873680427256393,0.28878287373880834,0.28939172966221405,0.2900721598535047,0.2928515644946129],"n_dims_used":45,"mean_confidence":0.9072495354546442},"coverage":{"mean_confidence":0.9072495354546442,"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}}