{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013254","490:4900013287","490:4900013044","497:4970001691","490:4900013007","490:4900013008","497:4970000933","497:4970001692","491:4910000476","490:4900013256","490:4900013190","497:4970001196","490:4900013165","490:4900013189","490:4900000998","490:4900000302","490:4900013164","491:4910000337","494:4940007623","490:4900013112","492:4920005664","491:4910000477","491:4910000298","491:4910000379","490:4900013128"],"twin_admin_codes":[490,490,490,497,490,490,497,497,491,490,490,497,490,490,490,490,490,491,494,490,492,491,491,491,490],"twin_sims":[0.11564811888630408,0.10785694024325926,0.07704935265530523,0.0513967990770197,0.039349342990105535,0.02755262650999979,0.021171912841253235,0.020020530219370898,0.018484847629701345,0.01727650885230179,0.015530838484468422,0.015236809302823028,0.01500854747369374,0.013212774517583712,0.011879316389113801,0.0117734080539644,0.01074552301558859,0.010611654547535961,0.010582067259017485,0.010370398174762483,0.009542253117699736,0.009404882827624658,0.008617857630456973,0.008225325646686685,0.007321956634439983],"twin_dists":[0.2697642328362843,0.27409053206759326,0.29406229017130614,0.31643456461865554,0.33036536635469904,0.3480857917272489,0.36062475254043735,0.36323073251246524,0.36691801855488165,0.37001273661677714,0.37483710486249094,0.3756962114896995,0.3763732798805319,0.3820417000993172,0.3867101572026135,0.387100570686371,0.391060948293667,0.39160129613700806,0.39172154060772685,0.39259061271581774,0.3961502132763783,0.39676714430329485,0.4004651442241534,0.402423906211933,0.4072710557228317],"n_dims_used":45,"mean_confidence":0.9121047125922309},"coverage":{"mean_confidence":0.9121047125922309,"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}}