With the rapid development of digital information technology,images are increasingly used in various fields.To ensure the security of image data,prevent unauthorized tampering and leakage,maintain personal privacy,and...With the rapid development of digital information technology,images are increasingly used in various fields.To ensure the security of image data,prevent unauthorized tampering and leakage,maintain personal privacy,and protect intellectual property rights,this study proposes an innovative color image encryption algorithm.Initially,the Mersenne Twister algorithm is utilized to generate high-quality pseudo-random numbers,establishing a robust basis for subsequent operations.Subsequently,two distinct chaotic systems,the autonomous non-Hamiltonian chaotic system and the tentlogistic-cosine chaotic mapping,are employed to produce chaotic random sequences.These chaotic sequences are used to control the encoding and decoding process of the DNA,effectively scrambling the image pixels.Furthermore,the complexity of the encryption process is enhanced through improved Joseph block scrambling.Thorough experimental verification,research,and analysis,the average value of the information entropy test data reaches as high as 7.999.Additionally,the average value of the number of pixels change rate(NPCR)test data is 99.6101%,which closely approaches the ideal value of 99.6094%.This algorithm not only guarantees image quality but also substantially raises the difficulty of decryption.展开更多
In Catch-22, Joseph Heller shows his ethical concern behind absurdity, which is manifested from his attitude toward individualism and utilitarianism, religious belief, sexual promiscuity, interpersonal relationship, etc.
In this paper, we consider the mixed Navier-Stokes/Darcy model with BeaversJoseph interface conditions. Based on two-grid discretizations, a local and parallel finite element algorithm for this mixed model is proposed...In this paper, we consider the mixed Navier-Stokes/Darcy model with BeaversJoseph interface conditions. Based on two-grid discretizations, a local and parallel finite element algorithm for this mixed model is proposed and analyzed. Optimal errors are obtained and numerical experiments are presented to show the efficiency and effectiveness of the local and parallel finite element algorithm.展开更多
In this paper,Joseph,kind to his brothers whom had once nearly killed him before will be discussed.Years of terrible suffering when Joseph has been sold to Egypt as a slave,from the bottom towards the top,he finally b...In this paper,Joseph,kind to his brothers whom had once nearly killed him before will be discussed.Years of terrible suffering when Joseph has been sold to Egypt as a slave,from the bottom towards the top,he finally became the prime minister to help the Egyptian pharaohs with seven years of abundant and famine.When his brothers came to Egypt to buy coin to get alive,as a prime minister,Joseph did not use his power to punish them but forgive all after identifying their repentance.Forgiving all and asking his brothers to reunite the whole family and relatives,Joseph also settles his father and brothers in the best of the land,dwell in the land of Goshen admitted by Egyp tian pharaohs.Conclusion:Every one of us shall be as kind as Joseph,forget the evil things treated to us before,and forgive the persons,who betrayed or framed before:a disposition to be lenient in pardoning others.展开更多
Joseph Abboud, an apparel company from the USA, has announced plans to open its first store in China in autumn of 2008 and will open 15 stores across the country before the end of the year.
十八世纪法国地图学家、版画家及建筑师勒胡日(Georges Louis Le Rouge)出版的《英中式园林》(Jardins anglo-chinois)系列图册提供了大量中国园林图像,其中57幅中国皇帝南巡行宫铜版画翻刻自法国来华传教士钱德明从中国寄出的画作。这...十八世纪法国地图学家、版画家及建筑师勒胡日(Georges Louis Le Rouge)出版的《英中式园林》(Jardins anglo-chinois)系列图册提供了大量中国园林图像,其中57幅中国皇帝南巡行宫铜版画翻刻自法国来华传教士钱德明从中国寄出的画作。这两套收藏于法国国家图书馆的南巡行宫图尚未见于已有研究,且与目前已知南巡行宫图均有所不同,是还没有被认知和利用的新材料。鉴于此,有必要核定行宫图基本信息,追踪行宫图来源及流传过程,本文综罗图文史料重新梳理康乾南巡历史和图像涉及的南巡行宫园林建置沿革,考证图绘背景和年代,揭示了行宫图分别绘于乾隆首次及第四次南巡前,弥补了康熙至乾隆中期南巡行宫图像的缺失,具有重要的史料和艺术价值。展开更多
海顿（Franz Joseph Haydn，1732～1809）作为维也纳古典乐派的第一位大师，其钢琴音乐创作贯穿了他的整个音乐发展过程，他写了大量的键盘奏鸣曲，对后来的莫扎特和贝多芬产生了深远的影响。《^bE大调奏鸣曲》（No．62）是海顿的最后...海顿（Franz Joseph Haydn，1732～1809）作为维也纳古典乐派的第一位大师，其钢琴音乐创作贯穿了他的整个音乐发展过程，他写了大量的键盘奏鸣曲，对后来的莫扎特和贝多芬产生了深远的影响。《^bE大调奏鸣曲》（No．62）是海顿的最后一首奏鸣曲，也是他最大型的一首奏鸣曲，被称之为他最伟大的奏鸣曲，也是18世纪末三部最有影响的奏鸣曲之一（另两部是莫扎特的《c小调奏鸣曲》Op．13和贝多芬的《悲怆奏鸣曲》Op．13）。这首奏鸣曲创立了重要的钢琴演奏手法，挖掘了钢琴的潜能，对早期浪漫主义作曲家产生过深远的影响。本文将以如何在演奏中保持海顿作品的风格为核心，从创作背景及其曲式结构、时代精神与演奏特色的融合、细节问题的诠释等几个方面着手进行相关论述。展开更多
Joseph Conrad's Lord Jim ranks among the modern novels not for its story,but for its unconventional narrative strategies of the comparatively simple plot,especially its employment of multiple point of view as a de...Joseph Conrad's Lord Jim ranks among the modern novels not for its story,but for its unconventional narrative strategies of the comparatively simple plot,especially its employment of multiple point of view as a deconstructing strategy,rendering the text incapable of unambiguous interpretation.The only possible way for the reader to understand it is by active participation,finding out the thread of logic in the chaotic psyche of the multiple narrators.展开更多
Joseph Heller is regarded as one of best American writers and his Catch-22 as one of the most significant works whichcontains a lot of elements of black humor in it. This paper aims to explore and analyse the art of b...Joseph Heller is regarded as one of best American writers and his Catch-22 as one of the most significant works whichcontains a lot of elements of black humor in it. This paper aims to explore and analyse the art of black humor in Catch-22 reflectedin the title, the context, the plot, the way of narration, the use of language and the character's creation and reveals the practical sig-nificance in the present time.展开更多
奥地利著名作曲家弗朗茨·约瑟夫·海顿（Franz Joseph Haydn）,是十八世纪西方音乐史上同著名音乐家贝多芬、莫扎特一样重量级别的音乐大师。他的一生,经历坎坷,生活困顿,但由于对音乐的爱好,无论身处多么艰难的环境,海顿都没...奥地利著名作曲家弗朗茨·约瑟夫·海顿（Franz Joseph Haydn）,是十八世纪西方音乐史上同著名音乐家贝多芬、莫扎特一样重量级别的音乐大师。他的一生,经历坎坷,生活困顿,但由于对音乐的爱好,无论身处多么艰难的环境,海顿都没有放弃对音乐的爱好与追求。在完成了多部交响曲、弦乐四重奏后,展开更多
基金supported by the Open Fund of Advanced Cryptography and System Security Key Laboratory of Sichuan Province(Grant No.SKLACSS-202208)the Natural Science Foundation of Chongqing(Grant No.CSTB2023NSCQLZX0139)the National Natural Science Foundation of China(Grant No.61772295).
文摘With the rapid development of digital information technology,images are increasingly used in various fields.To ensure the security of image data,prevent unauthorized tampering and leakage,maintain personal privacy,and protect intellectual property rights,this study proposes an innovative color image encryption algorithm.Initially,the Mersenne Twister algorithm is utilized to generate high-quality pseudo-random numbers,establishing a robust basis for subsequent operations.Subsequently,two distinct chaotic systems,the autonomous non-Hamiltonian chaotic system and the tentlogistic-cosine chaotic mapping,are employed to produce chaotic random sequences.These chaotic sequences are used to control the encoding and decoding process of the DNA,effectively scrambling the image pixels.Furthermore,the complexity of the encryption process is enhanced through improved Joseph block scrambling.Thorough experimental verification,research,and analysis,the average value of the information entropy test data reaches as high as 7.999.Additionally,the average value of the number of pixels change rate(NPCR)test data is 99.6101%,which closely approaches the ideal value of 99.6094%.This algorithm not only guarantees image quality but also substantially raises the difficulty of decryption.
文摘In Catch-22, Joseph Heller shows his ethical concern behind absurdity, which is manifested from his attitude toward individualism and utilitarianism, religious belief, sexual promiscuity, interpersonal relationship, etc.
文摘In this paper, we consider the mixed Navier-Stokes/Darcy model with BeaversJoseph interface conditions. Based on two-grid discretizations, a local and parallel finite element algorithm for this mixed model is proposed and analyzed. Optimal errors are obtained and numerical experiments are presented to show the efficiency and effectiveness of the local and parallel finite element algorithm.
文摘In this paper,Joseph,kind to his brothers whom had once nearly killed him before will be discussed.Years of terrible suffering when Joseph has been sold to Egypt as a slave,from the bottom towards the top,he finally became the prime minister to help the Egyptian pharaohs with seven years of abundant and famine.When his brothers came to Egypt to buy coin to get alive,as a prime minister,Joseph did not use his power to punish them but forgive all after identifying their repentance.Forgiving all and asking his brothers to reunite the whole family and relatives,Joseph also settles his father and brothers in the best of the land,dwell in the land of Goshen admitted by Egyp tian pharaohs.Conclusion:Every one of us shall be as kind as Joseph,forget the evil things treated to us before,and forgive the persons,who betrayed or framed before:a disposition to be lenient in pardoning others.
文摘Joseph Abboud, an apparel company from the USA, has announced plans to open its first store in China in autumn of 2008 and will open 15 stores across the country before the end of the year.
文摘十八世纪法国地图学家、版画家及建筑师勒胡日(Georges Louis Le Rouge)出版的《英中式园林》(Jardins anglo-chinois)系列图册提供了大量中国园林图像,其中57幅中国皇帝南巡行宫铜版画翻刻自法国来华传教士钱德明从中国寄出的画作。这两套收藏于法国国家图书馆的南巡行宫图尚未见于已有研究,且与目前已知南巡行宫图均有所不同,是还没有被认知和利用的新材料。鉴于此,有必要核定行宫图基本信息,追踪行宫图来源及流传过程,本文综罗图文史料重新梳理康乾南巡历史和图像涉及的南巡行宫园林建置沿革,考证图绘背景和年代,揭示了行宫图分别绘于乾隆首次及第四次南巡前,弥补了康熙至乾隆中期南巡行宫图像的缺失,具有重要的史料和艺术价值。
文摘海顿（Franz Joseph Haydn，1732～1809）作为维也纳古典乐派的第一位大师，其钢琴音乐创作贯穿了他的整个音乐发展过程，他写了大量的键盘奏鸣曲，对后来的莫扎特和贝多芬产生了深远的影响。《^bE大调奏鸣曲》（No．62）是海顿的最后一首奏鸣曲，也是他最大型的一首奏鸣曲，被称之为他最伟大的奏鸣曲，也是18世纪末三部最有影响的奏鸣曲之一（另两部是莫扎特的《c小调奏鸣曲》Op．13和贝多芬的《悲怆奏鸣曲》Op．13）。这首奏鸣曲创立了重要的钢琴演奏手法，挖掘了钢琴的潜能，对早期浪漫主义作曲家产生过深远的影响。本文将以如何在演奏中保持海顿作品的风格为核心，从创作背景及其曲式结构、时代精神与演奏特色的融合、细节问题的诠释等几个方面着手进行相关论述。
文摘Joseph Conrad's Lord Jim ranks among the modern novels not for its story,but for its unconventional narrative strategies of the comparatively simple plot,especially its employment of multiple point of view as a deconstructing strategy,rendering the text incapable of unambiguous interpretation.The only possible way for the reader to understand it is by active participation,finding out the thread of logic in the chaotic psyche of the multiple narrators.
文摘Joseph Heller is regarded as one of best American writers and his Catch-22 as one of the most significant works whichcontains a lot of elements of black humor in it. This paper aims to explore and analyse the art of black humor in Catch-22 reflectedin the title, the context, the plot, the way of narration, the use of language and the character's creation and reveals the practical sig-nificance in the present time.
