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121. Clutter is connatural condition of signal measuring and processing , which affect the radar's detectability and tracking ability of low-altitude target seriously.

122. At last, a simulation example of main lobe clutter power for low altitude and far field theory trajectory was presented.

123. A method based on adaptive filtering is proposed to detect dim small moving targets in strong undulant clutter background.

124. Further,[http://sentencedict.com/clutter.html] supplying annotation in a crosscutting mechanism makes it possible to design a more loosely coupled system while still avoiding annotation clutter.

125. The practicality of the analysis results for airborne PD radars clutter simulation and clutter suppression is apparent.

126. To investigate the image character of the dim small IR target detection, a adaptive method based on median two dimensional least Mean fourth (MTDLMF) for IR image clutter suppression is proposed.

127. Small targets detection in sea clutter is an important and difficult problem for shipborne(or shore-based) radars.

128. The scence content, which interferes with target acquisition performance, is defined as background clutter.

129. Clutter suppression is critical to airborne early warning surveillance sensors.

130. The comparison of the calculation results and flight test data showed that the sea backscattering model of sea clutter was proper, which could be used for background model simulation.

131. Our simulation results have shown that the combined detector is simple with significant clutter suppression.

132. The experimental results show that this method is effective for clutter suppression of IR dim small target image in challenging condition.

133. The experiments indicate that this method can be applied to detect small target within sea clutter accurately without prior knowledge of ocean conditions.

134. Star schema and snowflake schema are adopted in radar clutter data warehouse.

135. OLAP and its implement are adopted in the data mining of radar clutter data warehouse.

136. After this, a method for detecting weak signals in sea clutter by neural networks is presented. And the detecting model of radar is introduced.

137. Band-stop filter was used in preprocessing circuit for multi-element IR missile seeker in order to restrain heavy cloud clutter background.

138. Brands are also featured in a clutter - free environment devoid of competitive messages.

139. Luxury companies that don't want to clutter a pure brand environment with these links should place them in the "About Us," "News," "E-mail registration" and "Purchase confirmation" sections.

140. In view of application of medium pulse repetition frequency pulse Doppler(MPRF PD) radar, a main-lobe clutter suppression filter is designed.

141. Principle of frequency agility radar to resist narrow-band clutter jamming and to reject sea wave clutter is introduced in this paper.

142. With arbitrary postures of the aircraft and the antenna, the coherent clutter model for airborne Doppler radar is studied in this paper.

143. Sea clutter is an important factor influencing the operation performance of shore-based radar.

144. We investigate the eigen-subspace approximation (ESA) space-time adaptive processing ( STAP ) method of clutter suppression based on the generalized sidelobe canceler (GSC).

145. Adaptive MTI techniques used in radar signal processing, that is, moving clutter suppression to radar echo signal is discussed.

146. The computer simulation tells that the sea clutter can be suppressed by using this method.

147. His room was in a clutter so I had to tidy it up.

148. Sea clutter impacts seriously on the effect and efficiency of maritime surveillance radars. The research on sea model will benefit optimum detection algorithm design and performance prediction.

149. In this paper a new method of clutter suppression is proposed in wideband target recognition radar.

150. Based on sea clutter reflectivity mechanism, this paper analyses the amplitude distribution characteristic, correlation characteristic and spectrum characteristic of sea clutter in depth.