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"Fletcher, F"
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A Convolutional Neural Network with Fletcher–Reeves Algorithm for Hyperspectral Image Classification
2019
Deep learning models, especially the convolutional neural networks (CNNs), are very active in hyperspectral remote sensing image classification. In order to better apply the CNN model to hyperspectral classification, we propose a CNN model based on Fletcher–Reeves algorithm (F–R CNN), which uses the Fletcher–Reeves (F–R) algorithm for gradient updating to optimize the convergence performance of the model in classification. In view of the fact that there are fewer optional training samples in practical applications, we further propose a method of increasing the number of samples by adding a certain degree of perturbed samples, which can also test the anti-interference ability of classification methods. Furthermore, we analyze the anti-interference and convergence performance of the proposed model in terms of different training sample data sets, different batch training sample numbers and iteration time. In this paper, we describe the experimental process in detail and comprehensively evaluate the proposed model based on the classification of CHRIS hyperspectral imagery covering coastal wetlands, and further evaluate it on a commonly used hyperspectral image benchmark dataset. The experimental results show that the accuracy of the two models after increasing training samples and adjusting the number of batch training samples is improved. When the number of batch training samples is continuously increased to 350, the classification accuracy of the proposed method can still be maintained above 80.7%, which is 2.9% higher than the traditional one. And its time consumption is less than that of the traditional one while ensuring classification accuracy. It can be concluded that the proposed method has anti-interference ability and outperforms the traditional CNN in terms of batch computing adaptability and convergence speed.
Journal Article
FLETCHER F. DANIEL JR
2000
He is survived by his beloved wife of 22 years, Betty J.
Newspaper Article
Dist. 62 schools may hold candidate forums
\"It's something we should get in the habit of doing it every two years. People should know who they're voting for,\" [F. Daniel Fletcher] said. Fletcher envisions school board candidates attending a forum where people could ask them questions. The forum could be similar to one held during the Des Plaines mayoral race for last spring's election. He also said such forums could be moderated by a third party, such as the League of Women Voters, to preserve their impartiality.
Newspaper Article
Obituaries
1989
FLETCHER F. OAKES, 76, 3800 S. Atlantic Ave., Daytona Beach Shores, died Saturday.
Newspaper Article
FLETCHER F. VICK
1989
Mr. Vick attended the All Saints Church, Tyendenaga Parish, and was a member of the Deseronto International Organization of Oddfellows and the Deseronto Royal Canadian Legion. He had also served overseas on the Canadian Provost Corps and the Deseronto Council.
Newspaper Article
Flora Lee Maxfield Acord
2004
She married Fletcher F. Acord on June 10, 1961, in the St. George LDS Temple. After her marriage, she continued to teach in Colorado and Arizona until the birth of their children. She and Fletcher were blessed with Edy, Jim, Ann and [Carol Lynn Acord]. Together they lived in Arizona, Colorado, Maryland, New Jersey, Virginia and Utah. Each place they lived, [Flora Lee Maxfield Acord] served in various positions in The Church of Jesus Christ of Latter-day Saints, including several stake and ward Relief Society Presidencies. In each place she lived she made strong, lifelong friendships that endure to the present.
Newspaper Article
Flora Lee Maxfield Acord
2004
She married Fletcher F. Acord on June 10, 1961, in the St. George LDS Temple. After her marriage, she continued to teach in Colorado and Arizona until the birth of their children. She and Fletcher were blessed with Edy, Jim, Ann and [Carol Lynn Acord]. Together they lived in Arizona, Colorado, Maryland, New Jersey, Virginia and Utah. Each place they lived, [Flora Lee Maxfield Acord] served in various positions in The Church of Jesus Christ of Latter-day Saints, including several stake and ward Relief Society Presidencies. In each place she lived she made strong, lifelong friendships that endure to the present.
Newspaper Article
Tracy F. Fletcher, Sr
Tracy's educational pursuits equipped him to serve as an inspector for the City of Philadelphia, a chemist with The Fleer Corporation, and an Industrial Hygienist with the Federal Government Department of Labor and Industry's Department of Occupational, Safety and Health Administration.
Newspaper Article
From Their Perspective: Three CRCs Share Their Experiences with the RMA-CRC
2006
Andrew M. Niemer, CRC, Charter Bank, Barbara K. Mize, CRC, Fidelity Bank, and Charles F. Fletcher, CRC, RBC Royal Bank saw the exam for Credit Risk Certification (CRC), offered through RMA, as a personal challenge. Their inspirational stories attest that: 1. learning never stops for the best in the business, 2. the CRC requires a combination of knowledge and experience, and 3. excellence can be its own reward. Niemer says when they first heard of the RMA-CRC, applications were being accepted for the beta test. Their chief credit officer felt strongly about the CRC, and made it an immediate professional development goal for all relationship managers and credit administration to obtain RMA-CRC designation. In her preparation, Mize initially spent about 10 to 15 hours reading through the Book of Knowledge to study for the trial exam. When she did not pass the exam the first time, she committed to taking the test a second time and put forth a lot more effort.
Trade Publication Article