{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000679","485:4850005428","500:5000000684","500:5000004519","474:4740005314","500:5000002247","500:5000000626","500:5000002537","500:5000004835","500:5000004514","500:5000004685","500:5000005047","485:4850008434","500:5000003612","475:4750006566","475:4750001800","500:5000002007","468:4680010313","468:4680010528","475:4750006151","500:5000000738","494:4940005351","475:4750006562","475:4750002522","500:5000000573"],"twin_admin_codes":[500,485,500,500,474,500,500,500,500,500,500,500,485,500,475,475,500,468,468,475,500,494,475,475,500],"twin_sims":[0.39828628218435624,0.2285509190642769,0.21027086444869983,0.16146293927196845,0.1606609932518437,0.11313890608767964,0.10452474509939597,0.09527880735271906,0.09099586125748949,0.08490025471963719,0.0798592344074524,0.07937533942962297,0.07928960828938725,0.0782846249661819,0.07768620853217287,0.07587014263383457,0.07458933500846156,0.0724981314343902,0.0723881660470473,0.07134278845289574,0.06943260823614793,0.06840135455475009,0.06654338290462002,0.06472112569944462,0.06467590050678032],"twin_dists":[0.1762262539558806,0.2231420771424217,0.22935692879693603,0.24802148493783058,0.2483598731780838,0.2711323301143117,0.2760149999849535,0.28161795706139425,0.2843593671714756,0.28844291423621893,0.29200046744456176,0.29235133917136297,0.2924136816329736,0.2931485577981,0.29358974762645496,0.29494562116606826,0.2959176866168599,0.29753417317681613,0.2976202144486397,0.2984434906123604,0.29997344346522054,0.30081368556325,0.3023538967273213,0.3038989524651599,0.303937747568496],"n_dims_used":45,"mean_confidence":0.9211103651258681},"coverage":{"mean_confidence":0.9211103651258681,"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}}