{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003797},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680001266","498:4980003647","498:4980003800","498:4980001166","478:4780002041","468:4680009267","498:4980004411","498:4980003918","498:4980003908","500:5000011375","498:4980004140","500:5000004968","498:4980003953","468:4680000921","468:4680000990","500:5000011605","485:4850009071","485:4850009104","469:4690008759","498:4980004776","498:4980000029","468:4680000180","500:5000011047","500:5000010748","498:4980004668"],"twin_admin_codes":[468,498,498,498,478,468,498,498,498,500,498,500,498,468,468,500,485,485,469,498,498,468,500,500,498],"twin_sims":[0.322019260999362,0.275836033611909,0.2219326655084252,0.2050893402825317,0.17829403923731316,0.1743473964332346,0.1728423214248018,0.17045908641891688,0.16088641639528584,0.15786808098106936,0.1479705620031662,0.14774621769507346,0.14403812081340253,0.14229662909842766,0.137606113804276,0.13356021291172743,0.12818184486983814,0.1268636512790015,0.12441693861503308,0.11986172549334623,0.11934625509937248,0.11872772627437403,0.11843939975973922,0.11827218360880325,0.11728385679246445],"twin_dists":[0.19551558426721136,0.20844338708996782,0.22535235213896682,0.2311845831876528,0.24118368481339203,0.24274409846489525,0.2433458055047136,0.2443063021220372,0.2482646301713442,0.24954804157951513,0.2538866475681323,0.2539874313860548,0.2556698803571212,0.25647113550916684,0.2586661568772644,0.26060492227824805,0.2632517965125055,0.26391329133130076,0.2651550399042322,0.26751726391155856,0.26778886668510854,0.2681159579924303,0.26826887700959684,0.26835769364053774,0.2688846156734313],"n_dims_used":45,"mean_confidence":0.9310538397894965},"coverage":{"mean_confidence":0.9310538397894965,"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}}