{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003984","491:4910004177","491:4910004033","491:4910004087","491:4910003774","491:4910003925","491:4910003713","491:4910003822","491:4910004508","491:4910003934","491:4910003568","491:4910004431","491:4910003985","491:4910004586","491:4910004081","491:4910004430","491:4910004142","491:4910004228","491:4910003974","491:4910004589","665:6650002273","491:4910003659","491:4910003614","491:4910003658","491:4910003768"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,665,491,491,491,491],"twin_sims":[0.27706221727560865,0.23922748957879705,0.19998072504606276,0.19778686893044858,0.16718679741630313,0.15640331371524432,0.14969187289644423,0.129960327005816,0.12848707745352966,0.11050975711517176,0.11032230025918159,0.09837652127940887,0.08601229460943817,0.07995942541761547,0.06844877663197527,0.06665480293669637,0.06567002797757543,0.06414132303770116,0.06396170800810515,0.0622414003438806,0.06044191093547557,0.05846463461574204,0.05843575679780309,0.05533609401762267,0.05320091663305705],"twin_dists":[0.2080841551185725,0.21966382296558937,0.2330177266648933,0.23381485760868337,0.2456409360481944,0.25017732053770536,0.2531170979196504,0.26236742679612407,0.2630993596811162,0.27259113933428686,0.2726961713273825,0.2796950802761452,0.2876809328296392,0.2919280322987051,0.30077482191871163,0.3022605510452431,0.30309002812188174,0.30439800790386784,0.3045533569634102,0.30605963317731205,0.3076722232087635,0.3094902897846049,0.30951721506202856,0.31247326021232774,0.31459019913454683],"n_dims_used":45,"mean_confidence":0.8900802612304688},"coverage":{"mean_confidence":0.8900802612304688,"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}}