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- Chandan K. Dubey, Neha Gupta, Sangeeta Bhasin, Rathore Asmita Muthal, Raksha Arora
- The International journal of social psychiatry
- 2012

BACKGROUND
Maternal mental health is a largely ignored issue in the Indian population. Considering the high prevalence of postpartum depression, mental health assessment and screening of high-riskâ€¦ (More)

- Divesh Aggarwal, Chandan K. Dubey
- Inf. Process. Lett.
- 2013

The unique shortest vector problem on a rational lattice is the problem of finding the shortest non-zero vector under the promise that it is unique (up to multiplication by âˆ’1). We give severalâ€¦ (More)

- Chandan K. Dubey, Uriel Feige, Walter Unger
- J. Comput. Syst. Sci.
- 2011

The bandwidth of an n-vertex graph G is the minimum value b such that the vertices of G can be mapped to distinct integer points on a line without any edge being stretched to a distance more than b.â€¦ (More)

- Deepti Goswami, Asmita Muthal Rathore, Swaraj Batra, Chandan K. Dubey, Shakun Tyagi, Leena Wadhwa
- The journal of obstetrics and gynaecologyâ€¦
- 2013

AIMS
The aim of this study was to identify causes of maternal mortality at the facility and to assess the standard of care, deficiencies in health services and preventability of these deaths usingâ€¦ (More)

- Chandan K. Dubey, Shashank K. Mehta, Jitender S. Deogun
- COCOON
- 2005

An n-ary integral quadratic form is a formal expression Q(x1, Â· Â· Â· , xn) = âˆ‘ 1â‰¤i,jâ‰¤n aijxixj in nvariables x1, Â· Â· Â· , xn, where aij = aji âˆˆ Z. We present a poly(n, k, log p, log t) randomizedâ€¦ (More)

- Chandan K. Dubey, Thomas Holenstein
- APPROX-RANDOM
- 2011

We give a polynomial time Turing reduction from the Î³ âˆš napproximate closest vector problem on a lattice of dimension n to a Î³approximate oracle for the shortest vector problem. This is anâ€¦ (More)

- Chandan K. Dubey, Thomas Holenstein
- ArXiv
- 2014

An n-ary integral quadratic form is a formal expression Q(x1, Â· Â· Â· , xn) = âˆ‘ 1â‰¤i,jâ‰¤n aijxixj in nvariables x1, Â· Â· Â· , xn, where aij = aji âˆˆ Z. We present a randomized polynomial time algorithm thatâ€¦ (More)

Many applications require very broadband antenna, but the narrow bandwidth of a microstrip antenna restricts its wide usage. The aim of this paper is to enhance the bandwidth of rectangularâ€¦ (More)

- Chandan K. Dubey, Shashank K. Mehta
- Electronic Notes in Discrete Mathematics
- 2005