{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002391},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002540","490:4900002539","490:4900001788","490:4900001786","490:4900001935","490:4900001787","490:4900002242","490:4900002241","490:4900001933","494:4940004438","490:4900002089","490:4900007041","490:4900007044","490:4900006555","490:4900002088","490:4900004343","494:4940004200","494:4940003837","490:4900002392","490:4900006914","494:4940004079","494:4940004558","490:4900007167","490:4900002240","490:4900004895"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,494,494,490,490,494,494,490,490,490],"twin_sims":[0.6546352340186998,0.5422613001772716,0.28978947413370554,0.26218380199724917,0.20901900947788338,0.1883939830190553,0.16848630178810023,0.07273077057725996,0.014167484615595834,0.01086648839883733,0.009823576118936713,0.009398279840676645,0.008250728525375027,0.007703293039039016,0.006696528547818639,0.006149965276732956,0.005711371148929058,0.005529225909114279,0.005253760036198405,0.004622953900187709,0.004499639867523228,0.004420835709890362,0.004194615749119976,0.0029684103501425316,0.002804431336340905],"twin_dists":[0.11955185958732459,0.1436868889282527,0.20441110309577706,0.2125112933776277,0.22979565299361476,0.23729883979531022,0.24510869167240168,0.29735249466899155,0.3789489957942862,0.390577809344318,0.3949111393677695,0.3967970005492605,0.40229463740469673,0.40516291570568275,0.41095234949238846,0.41443227055724596,0.4174326908367429,0.41874030016582303,0.42079379026564134,0.4258901649251767,0.42695960330498156,0.42765704636086743,0.4297237901101459,0.4430882301193904,0.4452462063348771],"n_dims_used":45,"mean_confidence":0.9163313971625434},"coverage":{"mean_confidence":0.9163313971625434,"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}}