{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012529},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012388","490:4900012389","490:4900012740","490:4900012736","490:4900013020","490:4900000994","497:4970001780","497:4970001851","490:4900012527","490:4900012317","490:4900012255","490:4900012531","490:4900000652","490:4900000548","476:4760002892","490:4900001814","490:4900000646","476:4760002810","476:4760002893","476:4760002821","490:4900012391","469:4690002402","496:4960010694","490:4900001811","497:4970001283"],"twin_admin_codes":[490,490,490,490,490,490,497,497,490,490,490,490,490,490,476,490,490,476,476,476,490,469,496,490,497],"twin_sims":[0.51735276247816,0.1830270972565989,0.11655751465519024,0.09962350429882175,0.06561311102309361,0.05935783541790094,0.054595009258972434,0.05393885983239942,0.053736163981889414,0.04117159964665799,0.04100357629523552,0.04089077683070782,0.03998993215450287,0.031951168592411004,0.03138224943449897,0.030773947704243854,0.030131830208029047,0.029928475315238352,0.029718687687741076,0.026806913991360468,0.026526146121641284,0.025677466087082074,0.024984160159677405,0.024806877109467215,0.024710855903838813],"twin_dists":[0.14910477059890362,0.2393443437696683,0.2692740360244172,0.27893443032023774,0.30313827888662725,0.3086628414020698,0.3132002257215057,0.3138507261867366,0.314053002493811,0.3280459149740207,0.3282561153755937,0.328397637587819,0.32953984764390665,0.3408331445065436,0.34172111761583746,0.3426859273900528,0.34372225562752245,0.34405440160729545,0.34439908864189256,0.3494128415388649,0.3499207415416541,0.3514846821597305,0.352795779522128,0.3531360801713874,0.35332127492424587],"n_dims_used":45,"mean_confidence":0.913067626953125},"coverage":{"mean_confidence":0.913067626953125,"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}}