By Jacqueline A. MacDonald, J. R. Lockwood
Analyzes the advantages and downsides of latest applied sciences in landmine detection and provides recommendations for making improvements to and dashing up the method.
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The large size, weight, and power requirements of such systems are not amenable to person-portable detectors. Alternatively, uncollimated methods illuminate a broad area with x rays and then use a spatial filter to deconvolve the system response. They may be suitable for person-portable detection. Strengths. To readily distinguish mines from soils, it is necessary to use low-energy incident photons (60–200 keV). In this energy range, cross sections are roughly 10 or more times larger than is possible with most other nuclear reactions that would be applicable to mine 24 Alternatives for Landmine Detection detection.
This report presents the results of RAND S&TPI’s review. This chapter provides background information about landmines and the limitations of existing mine detectors. The next chapter evaluates the potential of innovative detection systems to overcome these limitations. Chapter Three recommends directions for a research program to develop an advanced mine detection system. 1 2 Alternatives for Landmine Detection MAGNITUDE OF THE ANTIPERSONNEL MINE PROBLEM OSTP’s concern about landmines is motivated by the fact that antipersonnel mines remain a significant threat in many nations despite focused programs by the United Nations and humanitarian organizations to clear them.
So far, such modeling is in its infancy. Ideally, GPR systems would be able to provide high-resolution images to a signal-processing system that could decide whether a buried object is a root, rock, clutter object, or landmine. Ralston et al. (in Appendix F) suggest development of a “library” of clutter signatures to aid in this task. Electrical Impedance Tomography Description. EIT uses electrical currents to image the conductivity distribution of the medium under investigation. Current implementations use a two-dimensional array of electrodes placed on the ground, collecting conductivity data from stimulation of pairwise combinations of electrodes.
Alternatives for Landmine Detection by Jacqueline A. MacDonald, J. R. Lockwood