1983 …2016
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Research Output 1983 2016

2016
Electroencephalography
Wavelet transforms
Surgery
Distribution functions
Inspection
2011

Reducing false alarms in syndromic surveillance

Peter, W., Najmi, A. & Burkom, H. S., Jun 30 2011, In : Statistics in Medicine. 30, 14, p. 1665-1677 13 p.

Research output: Contribution to journalArticle

False Alarm
Patient Acceptance of Health Care
Surveillance
Count
Noise
2009

Recursive least squares background prediction of univariate syndromic surveillance data

Najmi, A. & Burkom, H., Feb 23 2009, In : BMC Medical Informatics and Decision Making. 9, 1, 4.

Research output: Contribution to journalArticle

Least-Squares Analysis
Centers for Disease Control and Prevention (U.S.)
Biosurveillance
Signal-To-Noise Ratio
Ambulatory Care
2008

Developments in the roles, features, and evaluation of alerting algorithms for disease outbreak monitoring

Burkom, H. S., Elbert, Y., Magruder, S. F., Najmi, A., Peter, W. & Thompson, M. W., Jul 1 2008, In : Johns Hopkins APL Technical Digest (Applied Physics Laboratory). 27, 4, p. 313-331 19 p.

Research output: Contribution to journalArticle

Information theory
Public health
Time series
Signal processing
Radar
2007
Biosurveillance
Entropy
Public Health
2005

An adaptive prediction and detection algorithm for multistream syndromic surveillance

Najmi, A. & Magruder, S. F., Oct 12 2005, In : BMC Medical Informatics and Decision Making. 5, 33.

Research output: Contribution to journalArticle

Nonprescription Drugs
Biosurveillance
Least-Squares Analysis
ROC Curve
Public Health
2004

Estimation of hospital emergency room data using otc pharmaceutical sales and least mean square filters

Najmi, A. & Magruder, S. F., Mar 15 2004, In : BMC Medical Informatics and Decision Making. 4, p. 1-5 5 p., 1.

Research output: Contribution to journalArticle

Nonprescription Drugs
Least-Squares Analysis
Hospital Emergency Service
Pharmaceutical Preparations
Public Health

Estimation of hospital emergency room data using OTC pharmaceutical sales and normalized LMS filters

Najmi, A. & Magruder, S. F., Dec 27 2004, 2004 7th International Conference on Signal Processing Proceedings, ICSP. p. 2251-2254 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Emergency rooms
Drug products
Sales
Public health
FIR filters

Estimation of hospital emergency room data using OTC pharmaceutical sales and normalized LMS filters

Najmi, A. & Magruder, S. F., Nov 16 2004, p. 2249-2252. 4 p.

Research output: Contribution to conferencePaper

Emergency rooms
Drug products
Sales
Public health
FIR filters

Progress in understanding and using over-the-counter pharmaceuticals for syndromic surveillance.

Magruder, S. F., Lewis, S. H., Najmi, A. & Florio, E., Jan 1 2004, In : MMWR. Morbidity and mortality weekly report. 53 Suppl, p. 117-122 6 p.

Research output: Contribution to journalArticle

Nonprescription Drugs
Patient Acceptance of Health Care
pharmaceutical
surveillance
Cluster Analysis
1999

Live organism toxicity monitoring: signal analysis

Sarabun, C. C., Shedd, T. R., Hayek, C. S. & Najmi, A., Dec 1 1999, In : Johns Hopkins APL Technical Digest (Applied Physics Laboratory). 20, 3, p. 396-403 8 p.

Research output: Contribution to journalArticle

signal analysis
Signal analysis
Water resources
organisms
toxicity
1998

Time-frequency analysis of pediatric murmurs

Lombardo, J. S., Blodget, L. A., Rosen, R. S., Najmi, A. & Thompson, R., 1998, Proceedings of SPIE - The International Society for Optical Engineering. Lieberman, R. A. & Vo-Dinh, T. (eds.). Vol. 3253. p. 177-187 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Pediatrics
acoustics
signal processing
Acoustic signal processing
echocardiography
1997

The continuous wavelet transform and variable resolution time-frequency analysis

Najmi, A. & Sadowsky, J., Jan 1 1997, In : Johns Hopkins APL Technical Digest (Applied Physics Laboratory). 18, 1, p. 134-139 6 p.

Research output: Contribution to journalArticle

wavelet analysis
Wavelet transforms
frequency distribution
signal processing
Signal processing

Time-frequency decomposition of signals in a current disruption event

Lui, A. T. Y. & Najmi, A., Jan 1 1997, In : Geophysical Research Letters. 24, 24, p. 3157-3160 4 p., 97GL03229.

Research output: Contribution to journalArticle

decomposition
wavelet
transform
low frequencies
white noise
1996

Closed form solutions for the geometrical spreading in inhomogeneous media

Najmi, A., Jan 1 1996, In : Geophysics. 61, 4, p. 1189-1192 4 p.

Research output: Contribution to journalArticle

hyaluronate lyase
Travel time
acoustic wave
travel time
P-wave
1985

A constraint on physical quantum states in cosmological space-times

Najmi, A. & Ottewill, A. C., Jun 1 1985, In : General Relativity and Gravitation. 17, 6, p. 573-578 6 p.

Research output: Contribution to journalArticle

Hilbert space
constrictions
flux density
kinetic energy
scalars

Quantum states and the Hadamard form. III. Constraints in cosmological space-times

Najmi, A. & Ottewill, A. C., Jan 1 1985, In : Physical Review D. 32, 8, p. 1942-1948 7 p.

Research output: Contribution to journalArticle

vacuum
scalars
requirements
1984

Quantum states and the Hadamard form. I. Energy minimization for scalar fields

Najmi, A. & Ottewill, A. C., Jan 1 1984, In : Physical Review D. 30, 8, p. 1733-1741 9 p.

Research output: Contribution to journalArticle

scalars
optimization
requirements
energy

Quantum states and the Hadamard form. II. Energy minimization for spin- fields

Najmi, A. & Ottewill, A. C., Jan 1 1984, In : Physical Review D. 30, 12, p. 2573-2578 6 p.

Research output: Contribution to journalArticle

commutators
stress tensors
requirements
optimization
energy

Spin-1/2 quantum field theory in nonstatic space-times. I. Construction of states

Najmi, A., Jan 1 1984, In : Journal of Mathematical Physics. 25, 3, p. 623-628 6 p.

Research output: Contribution to journalArticle

Quantum Fields
Quantum Field Theory
Space-time
geometry
Energy
1983

Construction of states for quantum fields in nonstatic space-times

Deutsch, D. & Najmi, A., Jan 1 1983, In : Physical Review D. 28, 8, p. 1907-1915 9 p.

Research output: Contribution to journalArticle

formalism
scalars
optimization
energy