pooled testing;
high dynamic range;
message passing;
noise models;
SUM;
SPARSE;
D O I:
10.1088/1402-4896/adab39
中图分类号:
O4 [物理学];
学科分类号:
0702 ;
摘要:
Medical diagnostic testing can be made significantly more efficient using pooled testing protocols. These typically require a sparse infection signal and use either binary or real-valued entries of O(1) . However, existing methods do not allow for inferring viral loads which span many orders of magnitude. We develop a message passing algorithm coupled with a PCR (Polymerase Chain Reaction) specific noise function to allow accurate inference of realistic viral load signals. A version of the Combinatorial Orthogonal Matching Pursuit algorithm is employed to compare the obtained inference results with those of our probabilistic message passing. This work is in the non-adaptive setting and could open the possibility of efficient screening where viral load determination is clinically important.
机构:
Chung Ang Univ, Dept Image, Seoul 156756, South KoreaChung Ang Univ, Dept Image, Seoul 156756, South Korea
Im, Jaehyun
Jeon, Jaehwan
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机构:
Chung Ang Univ, Dept Image, Seoul 156756, South KoreaChung Ang Univ, Dept Image, Seoul 156756, South Korea
Jeon, Jaehwan
Hayes, Monson H.
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h-index: 0
机构:
Chung Ang Univ, Dept Image, Seoul 156756, South Korea
Georgia Inst Technol, Atlanta, GA 30332 USAChung Ang Univ, Dept Image, Seoul 156756, South Korea
机构:
Ctr Infect Dis Res Zambia, Lusaka, ZambiaCtr Infect Dis Res Zambia, Lusaka, Zambia
Sikombe, Kombatende
Hantuba, Cardinal
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机构:
Ctr Infect Dis Res Zambia, Lusaka, ZambiaCtr Infect Dis Res Zambia, Lusaka, Zambia
Hantuba, Cardinal
Musukuma, Kalo
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机构:
Ctr Infect Dis Res Zambia, Lusaka, ZambiaCtr Infect Dis Res Zambia, Lusaka, Zambia
Musukuma, Kalo
Sharma, Anjali
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h-index: 0
机构:
Ctr Infect Dis Res Zambia, Lusaka, ZambiaCtr Infect Dis Res Zambia, Lusaka, Zambia
Sharma, Anjali
Padian, Nancy
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h-index: 0
机构:
Univ Calif Berkeley, Div Epidemiol, Berkeley, CA 94720 USACtr Infect Dis Res Zambia, Lusaka, Zambia
Padian, Nancy
Holmes, Charles
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h-index: 0
机构:
Johns Hopkins Univ, Sch Med, Div Infect Dis, Baltimore, MD 21205 USA
Georgetown Univ, Ctr Global Hlth & Qual, Washington, DC USACtr Infect Dis Res Zambia, Lusaka, Zambia
Holmes, Charles
Czaicki, Nancy
论文数: 0引用数: 0
h-index: 0
机构:
Ctr Infect Dis Res Zambia, Lusaka, Zambia
Univ Calif San Francisco, Zuckerberg San Francisco Gen Hosp, Div HIV Infect Dis & Global Med, San Francisco, CA 94143 USACtr Infect Dis Res Zambia, Lusaka, Zambia
Czaicki, Nancy
Simbeza, Sandra
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h-index: 0
机构:
Ctr Infect Dis Res Zambia, Lusaka, ZambiaCtr Infect Dis Res Zambia, Lusaka, Zambia
Simbeza, Sandra
Somwe, Paul
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h-index: 0
机构:
Ctr Infect Dis Res Zambia, Lusaka, ZambiaCtr Infect Dis Res Zambia, Lusaka, Zambia
Somwe, Paul
Bolton-Moore, Carolyn
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机构:
Ctr Infect Dis Res Zambia, Lusaka, Zambia
Univ Alabama Birmingham, Div Infect Dis, Birmingham, AL USACtr Infect Dis Res Zambia, Lusaka, Zambia
Bolton-Moore, Carolyn
Sikazwe, Izukanji
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机构:
Ctr Infect Dis Res Zambia, Lusaka, ZambiaCtr Infect Dis Res Zambia, Lusaka, Zambia
Sikazwe, Izukanji
Geng, Elvin
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h-index: 0
机构:
Univ Calif San Francisco, Zuckerberg San Francisco Gen Hosp, Div HIV Infect Dis & Global Med, San Francisco, CA 94143 USACtr Infect Dis Res Zambia, Lusaka, Zambia