نتایج جستجو برای: unexploded ordnance
تعداد نتایج: 667 فیلتر نتایج به سال:
We have applied an automatic interpretation method of potential data called AN-EUL in unexploded ordnance (UXO) prospective which is indeed a combination of the analytic signal and the Euler deconvolution approaches. The method can be applied for both magnetic and gravity data as well for gradient surveys based upon the concept of the structural index (SI) of a potential anomaly which is relate...
In the development of geophysical methods for unexploded ordnance detection, a very important role is played by UXO test sites, where known and other explosive/nonexplosive items are buried in ground at defined positions. At such various detection can be compared, developed tested. Based on cooperation between Department Applied Geophysics (Comenius University), Institute Forensic Science (Slov...
Chemical vapors originating from the explosive charge within landmines and unexploded ordnance (UXO) form a chemical “signature” unique to these devices. The fact that canines can detect this signature was a primary motivation for the Defense Advanced Research Projects Agency’s (DARPA) Dog’s Nose Program. One goal of this program was to develop electronic chemical sensors that mimic the canine’...
Recognition of marine debris represents a difficult task due to the extreme variability of the marine environment, the possible targets, and the variable skill levels of human operators. The range of potential targets is much wider than similar fields of research such as mine hunting, localization of unexploded ordnance or pipeline detection. In order to address this additional complexity, an a...
Throughout the world, the problem of buried unexploded ordnance (UXO) poses an enormous, persistent, and expensive problem. While UXO generally consist of sizable bodies of ferrous metal and can therefore be detected, with current technology it is extremely difficult to distinguish them reliably from typically widespread pieces of clutter. Thus the problem is one of subsurface discrimination. O...
The Federal Facilities Forum is a group of It is imperative that any persons working U.S. Environmental Protection Agency on sites believed to be contaminated with (EPA) scientists and engineers, representing explosive residues thoroughly familiarize EPA regional offices, committed to the themselves with the physical and toxic identification and resolution of issues affectproperties of the mate...
Landmine clearance is an ongoing problem that currently affects millions of people around the world. This study evaluates the effectiveness of ground penetrating radar (GPR) in demining and unexploded ordnance detection using 2.3-GHz and 1-GHz high-frequency antennas. An automated detection tool based on machine learning techniques is also presented with the aim of automatically detecting under...
Ž . The detection of buried objects, particularly hazardous waste containers and unexploded ordnance UXO , has gained significant interest in the Unites States in the late 1990s. The desire to remediate the thousands of sites worldwide has become an increasing concern and the application of radar to this problem has received renewed attention. The US Ž . Department of Energy’s Special Technolog...
This article focuses on the underwater cultural heritage (UCH) located across Pacific Ocean by sampling three temporal themes: living and traditional indigenous heritage, global connections of Manila Galleon trade, modern warfare World War II (WWII). Many practices (living heritage) tangible related to people are coastal sea related. Their world encompasses sea, which was not seen as a barrier ...
This paper describes an efficient edge-preserved regularization algorithm for downward continuation of magnetic data in detection of unexploded ordnance (UXO). The magnetic anomalies arising from multi-source UXO can overlap at a height over the ground surface, while causative sources may not be readily separated due to low level of signal-to-noise ratio of the observed data. To effectively the...
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