{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003442},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002872","481:4810005006","478:4780008172","500:5000003437","485:4850003195","477:4770000123","500:5000003978","478:4780008389","485:4850005466","485:4850002450","470:4700007416","477:4770000020","468:4680007370","485:4850003523","487:4870007258","481:4810000500","469:4690002242","499:4990001416","493:4930000010","477:4770000113","485:4850006700","487:4870007257","488:4880005357","485:4850003439","481:4810004414"],"twin_admin_codes":[499,481,478,500,485,477,500,478,485,485,470,477,468,485,487,481,469,499,493,477,485,487,488,485,481],"twin_sims":[0.1788931104362385,0.1684945443341163,0.16143054511776275,0.13207832566961125,0.13102705529786068,0.1272448021543075,0.1175569851019904,0.10925388935241466,0.10860809585227121,0.10810895101814613,0.10614629443032038,0.10381716901610398,0.0981421037322981,0.09661020089595489,0.0954465416954547,0.09536994628925281,0.09495428818914813,0.09342649059683544,0.09317359298063423,0.09305470689653854,0.09207525914465596,0.09179067712768796,0.09094022931375664,0.09014845690663258,0.08804434795452179],"twin_dists":[0.2409489788358929,0.24510532517624797,0.24803513026028962,0.2613260682485525,0.2618413609496895,0.2637214896535207,0.268738659353287,0.2732974511214025,0.27366310077249845,0.2739468734698914,0.2750726311310278,0.2764297791898555,0.27983891634704294,0.2807855745214974,0.28151258820088204,0.28156068648877314,0.2818222317499004,0.2827913908694093,0.28295302035058945,0.2830291213496447,0.2836590221522145,0.2838430344151447,0.28439564053591776,0.28491380914934533,0.2863085730982239],"n_dims_used":45,"mean_confidence":0.9179172939724393},"coverage":{"mean_confidence":0.9179172939724393,"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}}