2,841 research outputs found

    Envelope Addressed to the Honorable Edwin A. Olson

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    abstract: Envelope addressed by Dr. Carlos Montezuma to Hon. Edwin A. Olson, Chicago IL. Envelope is thought to have held volume 8, issue #19 of the Wassaja Newsletter.Newsletter available at https://repository.asu.edu/items/2617

    Edwin Gaustad oral history interview.

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    Oral history interview with Edwin Gaustad conducted by David Marshall, originally recorded May 1, 2007, in Santa Fe, New Mexico. Accompanied by one finding aid.Dr. Gaustad, a retired history professor and renowned author of American religion, talks about his life, family, education, publications and interests

    Fast and robust 3D feature extraction from sparse point clouds

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    Matching 3D point clouds, a critical operation in map building and localization, is difficult with Velodyne-type sensors due to the sparse and non-uniform point clouds that they produce. Standard methods from dense 3D point clouds are generally not effective. In this paper, we describe a featurebased approach using Principal Components Analysis (PCA) of neighborhoods of points, which results in mathematically principled line and plane features. The key contribution in this work is to show how this type of feature extraction can be done efficiently and robustly even on non-uniformly sampled point clouds. The resulting detector runs in real-time and can be easily tuned to have a low false positive rate, simplifying data association. We evaluate the performance of our algorithm on an autonomous car at the MCity Test Facility using a Velodyne HDL-32E, and we compare our results against the state-of-theart NARF keypoint detector. © 2016 IEEE

    [Note by an unknown author, addressed to General Edwin Walker]

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    Photocopy of a partially illegible note by an unknown author, from an envelope addressed to General Edwin Walker

    FLAT2D: Fast localization from approximate transformation into 2D

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    Many autonomous vehicles require precise localization into a prior map in order to support planning and to leverage semantic information within those maps (e.g. that the right lane is a turn-only lane.) A popular approach in automotive systems is to use infrared intensity maps of the ground surface to localize, making them susceptible to failures when the surface is obscured by snow or when the road is repainted. An emerging alternative is to localize based on the 3D structure around the vehicle; these methods are robust to these types of changes, but the maps are costly both in terms of storage and the computational cost of matching. In this paper, we propose a fast method for localizing based on 3D structure around the vehicle using a 2D representation. This representation retains many of the advantages of "full" matching in 3D, but comes with dramatically lower space and computational requirements. We also introduce a variation of Graph-SLAM tailored to support localization, allowing us to make use of graph-based error-recovery techniques in our localization estimate. Finally, we present real-world localization results for both an indoor mobile robotic platform and an autonomous golf cart, demonstrating that autonomous vehicles do not need full 3D matching to accurately localize in the environment

    Lincoln, the Man of the People signed by Edwin Markham, March 19, 1928

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    This revised version of the poem, Lincoln, The Man of the People is inscribed to Jessie Randolph on March 19, 1928 and signed by the author, Edwin Markham. This revision was read at the dedication of the great Lincoln Memorial that was erected in Washington, D.C. in 1922.https://scholarsjunction.msstate.edu/fvw-manuscripts-original-manuscripts/1221/thumbnail.jp

    Edwin Kinney Wright

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    Photograph - A portrait of Dr. Edwin Kinney Wright, Athabasca, Albert

    The rise of the State in education. Part one: The intellectual background. by Edwin G. West

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    tag=1 data=The rise of the State in education. Part one: The intellectual background. by Edwin G. West tag=2 data=West, Edwin G. tag=3 data=Policy, tag=4 data=7 tag=5 data=1 tag=6 data=Autumn 1991 tag=7 data=55-57. tag=8 data=EDUCATION tag=10 data=In the first of two articles documenting the growth of state involvement in education, the author traces the decline of the classical political economists' ideal of private, competitive education and its replacement by compulsory, state-subsidised schooling. tag=11 data=1991/3/6 tag=12 data=91/0518 tag=13 data=CABIn the first of two articles documenting the growth of state involvement in education, the author traces the decline of the classical political economists' ideal of private, competitive education and its replacement by compulsory, state-subsidised schooling

    The John Edwin Rolf family and friends posed outside the Rolf residence

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    John Edwin Rolf and wife, Johanna Sophia Monson Rolf, are seated beside table set with coffee and a coffee bread

    Letter from Edwin E. Ferguson, Regional Attorney, War Relocation Authority, to Ernest Besig, Director, American Civil Liberties Union of Northern California, November 25, 1942

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    Letter from Edwin E. Ferguson to Ernest Besig, in which Ferguson writes that the San Francisco War Relocation Authority office will be moving to Washington. Ferguson expresses fondness for Besig.The ACLU-Northern California case file records contain legal documents and correspondence pertaining to the case argued before the Supreme Court in Korematsu v. United States (1944), challenging the constitutionality of Executive Order 9066
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