{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002724","499:4990003025","489:4890002849","468:4680000416","488:4880006012","468:4680002335","468:4680006434","472:4720007872","478:4780005334","472:4720005757","478:4780005989","469:4690002484","468:4680002614","493:4930000542","485:4850004671","467:4670001920","484:4840004177","472:4720005681","478:4780006138","469:4690003306","480:4800004021","467:4670002306","470:4700005553","498:4980005103","487:4870011099"],"twin_admin_codes":[489,499,489,468,488,468,468,472,478,472,478,469,468,493,485,467,484,472,478,469,480,467,470,498,487],"twin_sims":[0.014840043753223908,0.008835506334042767,0.00714719335265258,0.004952869356416764,0.003991526348730821,0.0032834115301260346,0.0026923741777158086,0.0017370317918200893,0.0017307408268870074,0.0017262338931804202,0.0016505599925795721,0.0015561495566050899,0.0015528351319825332,0.0013610114781888768,0.0012508888197011476,0.0009974277889132754,0.0009109569192957487,0.0008796045607352977,0.0008285912072889685,0.0007869408802174715,0.0007447451477377618,0.000576769209632157,0.0005684961720474572,0.0004947135111227635,0.0004910867225039777],"twin_dists":[0.37687893863853034,0.3994132230791817,0.40827034209754026,0.42315125802294945,0.4316673788349556,0.43923207127451863,0.4467883166023606,0.4630377008679112,0.46316985066289396,0.46326479697643197,0.4648940916610711,0.4670262272074287,0.46710322714009106,0.47184054078349075,0.4748471610225111,0.48282334769201335,0.48598106287140425,0.48719512686347627,0.48925922873286326,0.4910340341350561,0.4929235041631298,0.501593642887111,0.502079246499087,0.5067279678621422,0.5069728365078975],"n_dims_used":45,"mean_confidence":0.9000939263237847},"coverage":{"mean_confidence":0.9000939263237847,"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}}