{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003249","490:4900002692","490:4900004215","490:4900003941","490:4900001108","490:4900001243","490:4900001107","490:4900002247","490:4900002399","490:4900002694","490:4900002681","490:4900003800","490:4900001502","490:4900004079","490:4900001926","490:4900001242","490:4900002398","490:4900001369","490:4900001496","490:4900002248","490:4900003797","490:4900001639","490:4900003796","490:4900001780","490:4900001366"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8498185023932373,0.6771583575647319,0.5719107584772879,0.5525099356394305,0.5367540617104086,0.5259537972587863,0.4991490956055051,0.4637047795880839,0.4372117061506507,0.41334417465830764,0.41235823126743865,0.393303860255383,0.3758406380985945,0.36859097576796246,0.3641404406642449,0.36160028832072333,0.32816689199408305,0.3278454638899119,0.3091515976809294,0.3021701032476608,0.29677887880366305,0.294432647052297,0.2876322523975023,0.2872158250140946,0.27923447445665917],"twin_dists":[0.07409279261641834,0.11467999928812303,0.13729549420592432,0.1414718757534345,0.1448802471782289,0.14722771548748076,0.1531032860696813,0.16101369211590577,0.1670629953544029,0.17263780188930103,0.17287097433971987,0.17742706811948478,0.18169343857365353,0.18349272403597183,0.18460603398590256,0.18524453476773345,0.19387724912360765,0.19396248594469492,0.19900259745522478,0.2009293195770881,0.20243495410108564,0.20309521383358742,0.20502673822284065,0.20514589733897445,0.20745012805713647],"n_dims_used":44,"mean_confidence":0.9178594242442738},"coverage":{"mean_confidence":0.9178594242442738,"n_dims_used":44,"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}}