第1章 緒論·································································································1
1.1 前言···································································································2
1.2 海上監(jiān)視雷達(dá)·······················································································2
1.3 海表面································································································3
1.4 海雜波特性··························································································4
1.5 海雜波建�！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ�5
1.5.1 基于電磁散射的物理建�！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ�6
1.5.2 基于海雜波觀測的經(jīng)驗(yàn)建�！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ�7
1.6 數(shù)據(jù)集································································································7
1.6.1 Ingara X波段數(shù)據(jù)集·······································································7
1.6.2 CSIR X波段數(shù)據(jù)集········································································8
1.7 本書結(jié)構(gòu)·····························································································8
參考文獻(xiàn)····································································································9
第2章 單基地海雜波···················································································11
2.1 概述··································································································12
2.2 平均后向散射······················································································13
2.2.1 異常傳播····················································································15
2.2.2 多徑散射····················································································16
2.2.3 GO-SSA平均后向散射模型····························································19
2.3 幅度分布····························································································21
2.3.1 分布模型····················································································24
2.3.2 擬合案例····················································································30
2.3.3 等效形狀參數(shù)關(guān)系········································································31
2.4 海尖峰特性·························································································32
2.5 多普勒特性·························································································35
2.5.1 相干幅度統(tǒng)計(jì)特性········································································37
2.5.2 平均多普勒譜··············································································39
2.5.3 時(shí)變且隨距離變化的譜··································································40
2.6 紋理相關(guān)性·························································································43
參考文獻(xiàn)···································································································45
第3章 雙基地海雜波···················································································50
3.1 概述··································································································51
3.2 雙基地幾何結(jié)構(gòu)···················································································51
3.3 有源雙基地雷達(dá)···················································································54
3.3.1 海雜波測量·················································································54
3.3.2 平面內(nèi)反射系數(shù)測量·····································································56
3.3.3 平面外反射系數(shù)測量·····································································57
3.3.4 幅度統(tǒng)計(jì)特性··············································································59
3.3.5 相關(guān)性·······················································································60
3.3.6 多普勒譜····················································································61
3.3.7 海尖峰·······················································································63
3.4 無源雙基地雷達(dá)···················································································64
3.4.1 海雜波測量·················································································65
3.4.2 數(shù)據(jù)處理····················································································68
3.4.3 時(shí)延/多普勒域的幅度統(tǒng)計(jì)特性·······················································70
3.4.4 時(shí)域幅度統(tǒng)計(jì)特性和相關(guān)性····························································71
3.4.5 多普勒譜····················································································75
3.4.6 總結(jié)··························································································77
3.5 關(guān)于雙基地海雜波的討論·······································································78
參考文獻(xiàn)···································································································78
第4章 參數(shù)化建模······················································································81
4.1 概述··································································································82
4.2 單基地平均后向散射·············································································82
4.2.1 英國皇家雷達(dá)研究院（RRE）模型···················································83
4.2.2 Sittrop模型·················································································83
4.2.3 佐治亞理工學(xué)院（GIT）模型··························································84
4.2.4 混合（Hybrid）模型·····································································85
4.2.5 技術(shù)服務(wù)公司（TSC）模型····························································86
4.2.6 Masuko模型················································································87
4.2.7 Ingara成像雷達(dá)系統(tǒng)集團(tuán)（IRSG）模型············································88
4.2.8 美國海軍研究實(shí)驗(yàn)室（NRL）模型···················································90
4.2.9 澳大利亞國防科技集團(tuán)（DSTG）平均后向散射連續(xù)模型······················90
4.3 雙基地平均反射系數(shù)·············································································93
4.3.1 平面內(nèi)散射·················································································93
4.3.2 平面外散射·················································································96
4.4 K分布形狀參數(shù)····················································································96
4.4.1 小擦地角模型··············································································97
4.4.2 DSTG連續(xù)形狀參數(shù)模型·······························································98
4.5 多普勒譜··························································································101
4.5.1 平均多普勒譜模型······································································101
4.5.2 時(shí)域去相關(guān)模型·········································································104
4.5.3 演化多普勒譜模型······································································104
4.6 空間相關(guān)性·······················································································112
參考文獻(xiàn)·································································································114
第5章 海雜波仿真····················································································117
5.1 概述································································································118
5.2 均勻多普勒譜····················································································118
5.3 演化多普勒譜····················································································122
5.3.1 頻域仿真··················································································122
5.3.2 時(shí)域仿真··················································································124
5.3.3 多相位中心···············································································125
5.3.4 掃描雷達(dá)場景············································································126
5.3.5 仿真案例··················································································128
5.4 其他仿真算法····················································································132
5.4.1 空時(shí)有限雜波（STLC）模型························································132
5.4.2 復(fù)合G2模型·············································································135
5.4.3 算法比較··················································································137
5.4.4 總結(jié)························································································146
參考文獻(xiàn)·································································································146
第6章 性能預(yù)測建�！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ�149
6.1 概述································································································150
6.2 雷達(dá)距離方程····················································································151
6.3 非相干處理·······················································································153
6.3.1 恒定目標(biāo)··················································································155
6.3.2 起伏目標(biāo)··················································································156
6.3.3 復(fù)合雜波··················································································157
6.3.4 相關(guān)回波··················································································158
6.4 相干處理··························································································161
6.4.1 多普勒濾波···············································································162
6.4.2 自適應(yīng)處理···············································································164
6.5 端到端雷達(dá)性能評估···········································································167
6.5.1 雷達(dá)性能案例············································································168
6.5.2 仿真性能預(yù)測············································································173
6.5.3 討論························································································175
參考文獻(xiàn)·································································································176
第7章 海上目標(biāo)檢測技術(shù)··········································································179
7.1 概述································································································180
7.2 非相干檢測·······················································································181
7.2.1 雜波統(tǒng)計(jì)特性············································································181
7.2.2 恒虛警概率檢測器······································································184
7.2.3 空間相關(guān)雜波背景下CA-CFAR的檢測性能·····································186
7.2.4 掃描間處理···············································································187
7.2.5 其他方法··················································································189
7.3 Pareto CFAR檢測器············································································190
7.3.1 Pareto Ⅰ型變換CFAR································································191
7.3.2 Pareto Ⅰ型完全充分統(tǒng)計(jì)量··························································191
7.3.3 Pareto Ⅱ型變換CFAR································································192
7.3.4 Pareto Ⅱ型貝葉斯CFAR·····························································193
7.3.5 檢測結(jié)果··················································································194
7.3.6 總結(jié)························································································197
7.4 相干檢測··························································································197
7.4.1 多通道雷達(dá)···············································································197
7.4.2 相干檢測策略············································································199
7.4.3 預(yù)多普勒白化············································································199
7.4.4 后多普勒檢測············································································201
7.4.5 后多普勒白化············································································201
7.4.6 基于模型的檢測·········································································202
7.4.7 多普勒譜混疊············································································203
7.5 非均勻環(huán)境下的檢測···········································································204
7.5.1 單一數(shù)據(jù)集檢測器······································································204
7.5.2 固定尺度混合············································································205
7.5.3 可變尺度混合············································································206
7.5.4 紋理估計(jì)和歸一化混合································································206
7.5.5 檢測結(jié)果··················································································207
參考文獻(xiàn)·································································································210
第8章 目標(biāo)檢測的新方法··········································································214
8.1 時(shí)間/頻率目標(biāo)分離·············································································215
8.1.1 子帶分解與重構(gòu)·········································································216
8.1.2 子帶選取··················································································218
8.1.3 檢測性能··················································································220
8.1.4 總結(jié)和展望···············································································222
8.2 稀疏信號分離····················································································222
8.2.1 調(diào)諧Q小波變換········································································223
8.2.2 短時(shí)傅里葉變換·········································································223
8.2.3 檢測方法··················································································226
8.2.4 檢測性能··················································································230
8.2.5 總結(jié)和展望···············································································232
8.3 字典學(xué)習(xí)··························································································232
8.3.1 字典學(xué)習(xí)技術(shù)············································································233
8.3.2 性能評估··················································································234
8.3.3 檢測性能··················································································236
8.3.4 總結(jié)和展望···············································································237
8.4 檢測前跟蹤·······················································································238
8.4.1 數(shù)學(xué)模型··················································································238
8.4.2 檢測濾波前的伯努利跟蹤·····························································240
8.4.3 仿真細(xì)節(jié)··················································································241
8.4.4 檢測和跟蹤性能·········································································242
8.4.5 總結(jié)和展望···············································································244
參考文獻(xiàn)·································································································245
附錄A 擬合優(yōu)度指標(biāo)·················································································250
A.1 卡方檢驗(yàn)··························································································251
A.2 Kolmogorov-Smirnov（KS）檢驗(yàn)···························································251
A.3 Bhattacharyya距離··············································································251
A.4 閾值誤差··························································································252
參考文獻(xiàn)·································································································252
附錄B 演化多普勒譜的雙峰參數(shù)································································253
附錄C 大氣和降水損失·············································································260