{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001142},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007624","490:4900002440","490:4900007124","490:4900007370","490:4900002143","490:4900003700","490:4900003844","490:4900007502","490:4900006878","490:4900007737","490:4900003443","490:4900002749","490:4900000773","490:4900007623","494:4940008658","490:4900001679","490:4900003310","490:4900004128","490:4900003184","490:4900001415","490:4900003720","490:4900007616","490:4900002133","490:4900004126","490:4900006997"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5878037994931748,0.5656843652085503,0.5187912231780464,0.5032343002064499,0.4973861021937323,0.49221891040123794,0.47633153111393683,0.4728503371797742,0.451484754698573,0.4409090716393782,0.43672911667427994,0.4309317865573836,0.42949680701523685,0.41256870789828,0.3839679308983619,0.37711183979950397,0.36725877621705705,0.35908221724890904,0.3557620102851138,0.3454540576436241,0.3413608724910091,0.3401648780814248,0.3317446421370653,0.3315227499448192,0.3305647438854505],"twin_dists":[0.1338856758950741,0.1386338235469441,0.14879034168497732,0.15220263866037095,0.153492599925168,0.15463593206215892,0.15817424133740454,0.1589545254722044,0.1637875034704778,0.16621058740814312,0.16717446289747773,0.16851738663991894,0.16885091647193678,0.17282117695090174,0.17969638346398567,0.18137970509200288,0.1838252657219284,0.18587974003825963,0.18672078861735747,0.18935821554819102,0.1904170007636675,0.1907276463478396,0.1929315786043095,0.1929900659533263,0.1932428278468071],"n_dims_used":45,"mean_confidence":0.9201488918728299},"coverage":{"mean_confidence":0.9201488918728299,"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}}