2D䊘䊤䊥䊜䊃䊥䉾䉪 㪪㪘㪩 䈮䉋䉎ᢔੂ㔚ജಽ⸃䉕↪䈇䈢ᐔᚑ 㪉㪊 ᐕบ㘑 㪈㪉 ภ䈮䉋䉎ᄢⷙᮨ፣უ▎ᚲ䈱ផቯ㩷࿖࿯ᛛⴚ᡽╷✚ว⎇ⓥᚲ⍾㒐⎇ⓥቶ ጟᧄ ᢕ̪1‫ޔ‬᳓㊁ᱜ᮸‫ޔ‬૒⮮ අ̪2ᣂẟᄢቇᎿቇㇱ ጊญ⧐㓶ᩣᑼળ␠ࡄࠬࠦ ٤ᩊ↰⾆⵨‫ޔ‬㡻Ლବᤘ‫ޔ‬ศᎹ๺↵‫ޔ‬ᩊጊථผ‫❱⹞᧛ᧁޔ‬̪⃻࿖࿯੤ㅢ⋭᳓▤ℂ࡮࿖࿯଻ోዪ⍾㒐ㇱ‫⃻̪ޔ‬࿖㓙⥶ᬺᩣᑼળ␠㩷㪈㪅㩷 䈲䈛䉄䈮㩷ᐔᚑ  ᐕߩบ㘑  ภߦࠃࠆ♿દඨፉߦ߅ߌࠆἴኂߢߪ‫ޔ‬ᴡ㆏㐽Ⴇߩផ᷹ߦ 5#4 ↹௝ߪ᦭ലߦᯏ⢻ߒߚ‫ޕ‬ᄛ㑆ߩᖡᄤ୥ਅߦ߅޿ߡ߽ጊ㑆ㇱߩᧂ⏕⹺ߩᄤὼ࠳ࡓࠍត⚝⊒⷗ߔࠆߎߣߦᚑഞߒ‫ࠅࠃޔ‬ㄦㅦߦᴺߦၮߠߊ✕ᕆ⺞ᩏ㐿ᆎ߿ਅᵹߩ૑᳃㕖㔍ߦߟߥ߇ࠆߎߣߦነਈߒߚ  ‫ ߚ޿↪߈ߣߩߎޕ‬5#4 ↹௝ߪ ** ஍ᵄߩන஍ᵄ 5#4 ↹௝ߢ޽ࠆ߇‫ޔ‬ࡐ࡜࡝ࡔ࠻࡝࠶ࠢ 5#4 ↹௝ࠍ↪޿ࠆߎߣߢᖱႎ㊂߇Ⴧടߒ‫⹺ⷞޔ‬ᕈ߇ะ਄ߒ‫⺒್ޔ‬૞ᬺᤨ㑆߇⍴❗ߔࠆߎߣ߇ᦼᓙߐࠇࠆ‫ޕ‬ࡐ࡜࡝ࡔ࠻࡝࠶ࠢ 5#4 ࠍ↪޿ߚ⸃ᨆᚻᴺߣߒߡ‫ޔ‬ᢔੂ㔚ജಽ⸃߇⍮ࠄࠇߡ޿ࠆ  ‫ ޕ‬ᚑಽᢔੂ㔚ജಽ⸃ߪᢔੂᒻᘒߩ㆑޿ߦࠃߞߡ‫ޔ‬࿾‛⴫㕙ࠍ⴫㕙ᢔੂ‫ ޔ‬࿁෻኿ᢔੂ‫ޔ‬૕Ⓧᢔੂ‫ࠬࠢ࠶࡝߳ޔ‬ᢔੂߦಽ㘃ߔࠆᚻᴺߢ޽ࠆ‫ޕ‬ᄢⷙᮨ፣უ▎ᚲߦ߅޿ߡߪ‫ޔ‬፣უ࿾ߢ⴫㕙ᢔੂ‫ޔ‬ᬀ↢ၞߢ૕Ⓧᢔੂ‫ޔ‬Ḗ᳓ၞߢ㏜㕙෻኿߇ථ⿧ߔࠆߎߣ߇੍ᗐߐࠇ‫ⷞޔ‬⹺ᕈะ਄ߦነਈߔࠆߎߣ߇ᦼᓙߐࠇࠆ‫ޕ‬࿖ౝߢߪ . ࡃࡦ࠼ߩ 5#4 ⴡᤊߢ޽ࠆ #.152#.5#4 ࠍጤᚻ࡮ችၔౝ㒽࿾㔡ߦㆡ↪ߒߚ੐଀߇ሽ࿷ߔࠆ   ‫ޕ‬
ᧄⓂߢߪ‫ޔ‬% ࡃࡦ࠼ߩ 5#4 ⴡᤊߢ޽ࠆ 4#&#45#6 ߩ  ஍ᵄ 5#4 ↹௝ࠍ↪޿ߡ‫ޔ‬ᐔᚑ  ᐕߩบ㘑  ภߦࠃࠆ♿
દඨፉߩἴኂ▎ᚲߦᢔੂ㔚ജಽ⸃ࠍㆡ↪ߒ‫ޔ‬ᄢⷙᮨ፣უ▎ᚲ᛽಴ߦኻߔࠆᢔੂ㔚ജಽ⸃ߩ᦭ലᕈࠍ⹏ଔߒߚ‫ޕ‬㪉㪅㩷 ᢔੂ㔚ജಽ⸃䈮䈧䈇䈩㩷ᢔੂ㔚ജಽ⸃ߪ‫ⷰޔ‬᷹ߐࠇߚᢔੂⴕ೉ߩฦᚑಽࠍ‛ℂ⊛ߥᢔੂࡔࠞ࠾࠭ࡓߦኻᔕߒߚࡕ࠺࡞ⴕ೉ߦࡈࠖ࠶࠻ߐߖ‫ޔ‬ᢔੂࡔࠞ࠾࠭ࡓ೎ߩᢔੂ㔚ജࠍ⹏ଔߔࠆᣇᴺߢ޽ࠆ‫ ޕ‬ᚑಽᢔੂ㔚ജಽ⸃ߢߪએਅߩ  ߟߩᚑಽߦಽ㘃ߔࠆ㧔࿑ෳᾖ㧕‫ޕ‬⴫㕙ᢔੂ㧦   ࿾㕙‫ޔ‬ᶏ㕙ߥߤߩ⴫㕙ߢᒁ߈⿠ߎߐࠇࠆ  ࿁㧔ᄸᢙ࿁㧕෻኿ߩᢔੂ㧞࿁෻኿ᢔੂ㧦 ࿾㕙ߣᐙ‫ޔ‬㆏〝ߣᑪ‛ߩოߥߤ⋥ⷺ᭴ㅧߢᒁ߈⿠ߎߐࠇࠆ㧞࿁㧔஧ᢙ࿁㧕෻኿ߩᢔੂ
૕Ⓧᢔੂ㧦   ⛊ߺวߞߚᨑߥߤ‫ߦࡓ࠳ࡦ࡜ޔ‬ะ޿ߚ✢⁁‛૕ߩ㓸ว߆ࠄᒁ߈⿠ߎߐࠇࠆᢔੂ߳࡝࠶ࠢࠬᢔੂ㧦⋥✢஍ᵄࠍ౞஍ᵄߦᄌ߃ࠆᢔੂㆊ⒟ߢਥߣߒߡੱᎿᑪㅧ‛ߩ⴫㕙߆ࠄ⊒↢ߔࠆᢔੂ࿑ ᢔੂ㔚ജಽ⸃ߦ↪޿ࠆᢔੂࡕ࠺࡞  ౕ૕⊛ߦߪ‫ⷰޔ‬᷹୯߆ࠄ▚಴ߐࠇࠆ  ᑼߩ౒ಽᢔⴕ೉ߦኻߒ‫ޔ‬2ªS HH2 S HH S * HVS HH S *VV º«»«»2HV**>C @2 S HV2 S HV S VV » 
« 2 S HV S HH«»
2*2 S VV S * HVS VV« S VV S HH»¬
¼ ᑼߩㅢࠅ‫ޔ‬਄⸥ߩ  ߟߩᢔੂᚑಽߦಽ⸃ߔࠆ‫ޕ‬>C @ HV f s >C @ surface  f d >C @ double  f v >C @ volume  f c >C @ circular
HVHVHVHVªE 2 0 Eºª 1 ª1 0 D * ºr j 2
1 º ª3 0 1 º»«»fc «» fv ««»f s « 0 0 0 »  f d « 0 0 0 »  «0 2 0 »  « # j 2r j 2»
24 «8« E * 0 1»
«D 0 D 2 »»
«
#j
1
21 »¼
1
03
¼
¬
¼
¬
¬
¼
¬
fs, fd, fv , fc ߪߘࠇߙࠇ⴫㕙ᢔੂ‫ ޔ‬࿁෻኿ᢔੂ‫ޔ‬૕Ⓧᢔੂ‫ࠬࠢ࠶࡝߳ޔ‬ᢔੂߩᧂ⍮ߩነਈᚑಽߢ‫ޔ‬ǩߣǪߪᧂ⍮ᢙߢ޽ࠆ‫  ޕ‬ᑼߥߤ߆ࠄ▚಴ߐࠇࠆ fs, fd, fv , fc,ǩ,Ǫࠍ↪޿ߡ‫⴫ޔ‬㕙ᢔੂ‫ ޔ‬࿁෻኿ᢔੂ‫ޔ‬૕Ⓧᢔੂ‫ࠬࠢ࠶࡝߳ޔ‬ᢔੂߩ㔚ജ୯ Ps, Pd, Pv, Pc ࠍ  ᑼ߆ࠄ᳞߼ࠆ‫ޕ‬
Psf s 1 E

2, Pd

f d 1 D2, Pv

f v , Pcfc 㪄㩷㪙㪄㪊㪋㪍㩷㪄 㪊㪅㩷 ᢔੂ㔚ജಽ⸃䈱್⺒ᕈ㩷್⺒ᕈߩ⹏ଔߦ߅޿ߡߪ‫ߩߟ ޔߕ߹ޔ‬ᢔੂᚑಽߩਛ߆ࠄᄢⷙᮨ፣უ▎ᚲ᛽಴ߦ᦭ലߥᚑಽߩㆬቯࠍⴕ޿‫ࠇߘޔ‬ࠄߩᢔੂᚑಽࠍ↪޿ߡ↹௝ࠍ૞ᚑߒ‫ޔ‬ᄢⷙᮨ፣უ▎ᚲߩ್⺒ᕈߦ㑐ߒߡ⹏ଔࠍⴕߞߚ‫⹏ޕ‬ଔߦ߅޿ߡߪ᳓㊁ࠄ  ߦߡ᦭ലᕈ߇␜ߐࠇߡ޿ࠆ ** ஍ᵄߣ *8 ஍ᵄߣߩวᚑ↹௝ߣߩᲧセ߽ⴕߞߚ‫ޕ‬↹௝૞ᚑߦ↪޿ߚ࠺࡯࠲ߪᐔᚑ  ᐕ  ᦬  ᣣ᠟ᓇߩ 4#&#45#6‫(ޔ‬KPG3WCF2QN ࡕ࡯࠼㧔ಽ⸃⢻⚂ O㧕ߢ޽ࠆ‫ޕ‬㪊㪅㪈㩷 ᄢⷙᮨ፣უ▎ᚲ᛽಴䈮᦭ല䈭ᚑಽ䈱ㆬቯ㩷፣Ⓧ࿯⍾Ṗ⪭ፗ᫪ᨋ⴫㕙ᢔੂᄢⷙᮨ፣უ▎ᚲߩ್⺒ߦ߅޿ߡߪ፣უ࿾‫ޔ‬᫪ᨋ‫ޔ‬Ḗ᳓ၞ߇⼂೎ߐࠇࠆߎߣ߇⢄ⷐߢ޽ࠆ‫ޕ‬㪉࿁෻኿᛽಴ߒߚࠨࡦࡊ࡞࿾ὐߦ߅޿ߡ‫ޔ‬፣უ࿾㧔Ṗ⪭ፗ‫ޔ‬፣Ⓧ࿯⍾㧕‫ޔ‬૕Ⓧᢔੂ᫪ᨋ‫ޔ‬Ḗ᳓ၞߩ ** ஍ᵄߩᓟᣇᢔੂଥᢙߪએਅߩ୯ߣߥߞߚ‫ޕ‬䈻䊥䉾䉪䉴ᢔੂṖ⪭ፗ㧦=F$?‫ޔ‬፣Ⓧ࿯⍾㧦=F$?‫ޔ‬᫪ᨋ㧦=F$?‫ޔ‬Ḗ᳓ၞ㧦=F$?
࿑ ፣უ࿾㧔Ṗ⪭ፗ‫ޔ‬፣Ⓧ࿯⍾㧕‫ޔ‬᫪ᨋḖ᳓ၞߩᓟᣇᢔੂଥᢙߪዊߐߊ‫ޔ‬ߘߩὐ߆ࠄઁߣ⼂೎߇น⢻ߦ߅ߌࠆᢔੂ㔚ജಽ⸃  ᚑಽߩ㔚ജᲧߢ޽ࠆ‫ޕ‬፣უ࿾㧔Ṗ⪭ፗ‫ޔ‬፣Ⓧ࿯⍾㧕‫ޔ‬᫪ᨋߦߟ޿ߡߪ‫ߩߟ ޔ‬ᢔੂᚑಽߩ߁ߜ⼂೎ߦ᦭ലߥᚑಽࠍㆬቯߔࠆߚ߼ߦ‫ޔ‬หࠨࡦࡊ࡞࿾⴫ጀ፣უὐߩ  ᚑಽߩ㔚ജ୯ࠍᲧセߒߚ ࿑ ෳᾖ ‫ޕ‬፣უ࿾㧔Ṗ⪭ፗ‫ޔ‬፣Ⓧ࿯⍾㧕ߢߪ⴫㕙ᢔੂߩ୯߇ᄢ߈ߊ‫ޔ‬᫪㓸⪭ᨋߢߪ⴫㕙ᢔੂߣߣ߽ߦ૕Ⓧᢔੂߩ୯߇ᄢ߈޿‫↹ޕ‬௝ో૕ߢ૕ᴡᐥ䈱ၸⓍ࿯⍾Ⓧᢔੂࠃࠅ߽⴫㕙ᢔੂߩ୯ߩᣇ߇ᄢ߈޿ߎߣࠍ⠨ᘦߔࠆߣ‫ޔ‬᫪ᨋߦ߅ߌࠆ૕Ⓧᢔੂߩ୯ߪ⋧ኻ⊛ߦᄢ߈޿ߣ⸒߃ࠆ‫ޕ‬બណ〔એ਄ࠃࠅਅ⸥ߩ  ὐ߇␜ໂߐࠇࠆ‫ޕ‬ᷓጀ፣უ፣უ䊶࿯⍹ᵹ䊶ၸⓍ࡮ ፣უ࿾ߦ߅޿ߡߪ⴫㕙ᢔੂߩ୯߇ᄢ߈޿ᴡ㆏㐽Ⴇ࡮ ᫪ᨋߦ߅޿ߡߪ૕Ⓧᢔੂߩ୯߇⋧ኻ⊛ߦᄢ߈޿࡮ Ḗ᳓ၞߦ߅޿ߡߪᓟᣇᢔੂଥᢙ߇ዊߐ޿ฎ䈇፣უ࿾ ᚑಽߩᢔੂߩ߁ߜ‫ ޔ‬࿁෻኿‫ࠬࠢ࠶࡝߳ޔ‬ᢔੂߪో૕⊛ߦ୯ᷓጀ፣უ፣უ䊶࿯⍹ᵹ䊶ၸⓍ߇ዊߐߊ‫ߦ⺒್ޔ‬ነਈߒߥ޿‫ޔߡߞ߇ߚߒޕ‬ᄢⷙᮨ፣უ▎ᚲߩ㓸⪭್⺒ߦ߅޿ߡߪ⴫㕙ᢔੂߣ૕Ⓧᢔੂߩߺࠍ↪޿ࠆߎߣߦߔࠆ‫ޕ‬૞ᚑ↹௝ߪ⋥ᗵ⊛ߦ⹺⼂ߒ߿ߔ޿ࠃ߁ߦ‫⿒ޔ‬㧦⴫㕙ᢔੂ㧔2U㧕‫ޔ‬✛㧦૕Ⓧᢔੂ㧔2X㧕‫ޔ‬㕍㧦⴫㕙ᢔੂ㧔2U㧕ߣ⦡ࠍഀࠅᝄߞߚ‫ޕ‬࿑ ࠝ࡞࠰↹௝㪊㪅㪉㩷 ್⺒ᕈ䈱⹏ଔ㩷࿑ ߦࠝ࡞࠰↹௝‫ޔ‬࿑ ߦ  ᚑಽᢔੂ㔚ജಽ⸃ߩ↹௝ࠍ␜ߔ‫ ޕ‬ᚑಽᢔੂ㔚ജಽ⸃ߩ․ᓽߪએਅߩࠃ߁ߦߥߞߚ‫ޕ‬⴫ጀ፣უ࡮ ⴫㕙ᢔੂߦኻᔕߔࠆ⿒⚡⦡ߩ፣უ࿾߇‫ޔ‬૕Ⓧᢔੂߦᴡᐥ䈱ၸⓍ࿯⍾ኻᔕߔࠆ✛⦡ߩ᫪ᨋߩਛߦ᣿⍎ߦ⴫␜ߐࠇ‫⹺ⷞޔ‬ᕈ߇ะ਄ߒߚ㓸⪭࿑ ߦ ** *8 วᚑ↹௝ࠍ␜ߔ㧔⿒㧦** ஍ᵄ‫✛ޔ‬㧦*8 ஍ᵄ‫ޔ‬બណ〔㕍㧦** ஍ᵄ㧕‫* **ޕ‬8 วᚑ↹௝ߣᲧセߒߚ  ᚑಽᢔੂ㔚ജಽ ᾖ኿ᷓጀ፣უ፣უ䊶࿯⍹ᵹ䊶ၸⓍᴡ㆏㐽Ⴇᣇะ⸃↹௝ߩ․ᓽࠍએਅߦ␜ߔ‫ޕ‬࡮ ** ஍ᵄߦኻߒߡ⴫㕙ᢔੂ‫*ޔ‬8 ஍ᵄߦኻߒߡ૕Ⓧᢔ፣უ䊶࿯⍹ᵹ䊶ၸⓍੂߩኻᔕ߇⷗ࠄࠇ‫ޔ‬ਔ⠪ߪૃߚ↹௝ߣߥߞߚฎ䈇፣უ࿾࡮  ᚑಽᢔੂ㔚ജಽ⸃ߪⓨ㑆ᐔဋࠍขࠆߚ߼‫* **ޔ‬8ᷓጀ፣უวᚑ↹௝ࠃࠅ߽ಽ⸃⢻߇ਅ߇ࠆ㓸⪭࡮ 㓸⪭࡮બណ࿾߇‫* **ޔ‬8 วᚑ↹௝ߩ႐วߪ፣უ࿾ߣ
หߓ⴫␜ߣߥࠆߚ߼⺋᛽಴ߩෂ㒾ᕈ߇޽ࠆ߇‫ ޔ‬ᚑ࿑  ᚑಽᢔੂಽ⸃↹௝ಽᢔੂ㔚ജಽ⸃ߩ႐วߪ⇣ߥࠆ⴫␜ߣߥࠆߚ߼‫⺋ޔ‬᛽಴ࠍ㒐ߋߎߣ߇น⢻ߦߥࠆ㪋㪅㩷 䈍䉒䉍䈮㩷⴫ጀ፣უᐔᚑ  ᐕߩบ㘑  ภߦࠃࠆ♿દඨፉߩἴኂ▎ᚲߦᢔੂ㔚ᴡᐥ䈱ၸⓍ࿯⍾ജಽ⸃ࠍㆡ↪ߒߚ‫ޕ‬፣უ࿾߇᣿⍎ߦ⴫␜ߐࠇ‫⹺ⷞޔ‬ᕈ߇ะ਄ߔࠆߎߣ߇⏕⹺ߐࠇߚ‫੹ޕ‬ᓟߩ⺖㗴ߣߒߡ‫ޔ‬ᾖ኿ᣇะߦኻߔ㓸⪭ࠆᢳ㕙ᣇ૏߿௑ᢳߦࠃߞߡ‫↹ޔ‬௝߇ᥧߊ᛽಴߇࿎㔍ߥ▎ᚲ߇બណ〔ᾖ኿ሽ࿷ߔࠆߚ߼‫ߩ߼ߚࠆߔߊߔ߿⷗ޔ‬Ꮏᄦ߇ᔅⷐߢ޽ࠆ‫ޕ‬፣უ䊶࿯⍹ᵹ䊶ၸⓍᣇะᷓጀ፣უ‫ޣ‬ෳ⠨ᢥ₂࡮⾗ᢱ‫ޤ‬ᴡ㆏㐽Ⴇ㧕ᨋ߶߆㧔㧕㧦㜞ಽ⸃⢻5#4ⴡᤊ↹௝ࠍ↪޿ߚบ㘑 ภἴኂߢߩᴡ㆏㐽Ⴇ▎ᚲߩផቯ‫ޔ‬ᐔᚑ  ᐕᐲ⍾㒐ቇળ⎇ฎ䈇፣უ࿾ᷓጀ፣უⓥ⊒⴫ળ᭎ⷐ㓸‫ޔ‬R፣უ䊶࿯⍹ᵹ䊶ၸⓍ㧕ጊญ㧔㧕㧦࡟࡯࠳ࡐ࡯࡜࡝ࡔ࠻࡝ߩၮ␆ߣᔕ↪‫ޔ‬㔚㓸⪭ሶᖱႎㅢାቇળ㧕ᷰㆻ߶߆㧔㧕㧦ࡈ࡞ࡐ࡯࡜࡝ࡔ࠻࡝ . ࡃࡦ࠼ 5#4 ࠺࿑ ** *8 วᚑ↹௝࡯࠲ࠍ↪޿ߚ᳓ኂၞ‫ޔ‬࿯⍾ἴኂၞᬌ಴‫ޔ‬#.15ࡢ࡯
࡚ࠢࠪ࠶ࡊ㧕ᄹ૒ේ㧔㧕㧦⍾㒐ቇߦᔅⷐ࡮᦭↪ߥⴡᤊ࠮ࡦࠨ࡯ߣߪ㨪ⴡᤊ⍾㒐ቇߩឭ⸒㨪‫ޔ‬#.15ࡢ࡯࡚ࠢࠪ࠶ࡊ
㧕᳓㊁߶߆㧔㧕㧦㜞ಽ⸃⢻5#4↹௝ࠍ↪޿ߚᴡ㆏㐽Ⴇ▎ᚲ᛽಴ᚻᴺߩᬌ⸛‫ޔ‬ᐔᚑ  ᐕᐲ⍾㒐ቇળ⎇ⓥ⊒⴫ળ᭎ⷐ㓸‫ޔ‬ᛩⓂਛ
RADARSAT-2 Data and Products © MacDONALD, DETTWILER ANDASSOCIATES LTD. (2012) - All Rights ReservedRADARSAT is an official mark of the Canadian Space Agency

RADARSAT-2 Data and Products © MacDONALD, DETTWILER AND
ASSOCIATES LTD. (2012) - All Rights Reserved
RADARSAT is an official mark of the Canadian Space Agency㪄㩷㪙㪄㪊㪋㪎㩷㪄