Stereo vision for obstacle detection in autonomous vehicle navigation

... Identification of C8-modified deoxyinosine and N2- and C8-modified deoxyguanosine as major products of the in vivo reaction of N-hydroxy-6-aminochrysene with DNA and the formation of the adducts in isolated ... recommend the Ames test using these sensitive strains (especially YG1041 and/ or YG1042) in combination with the standard tester strains (TA98 and TA...

Ngày tải lên: 05/09/2013, 08:40

... for thick films of WO3 (a), WO3- SnO2 (1:0.01) (b) and WO3- SnO2 (1:0.1) (c) calcined at 300°C The morphology of the lamellar particles seems to differ a little depending on amount of adding SnO2 ... microstructure, as compared with other devices It is because the agglomeration of lamellae by sintering was inhibited by adding nano-particles of SnO2 However t...

Ngày tải lên: 20/03/2014, 13:04

... more maneuverable than power wheelchairs, and can be transported in a car Manual wheelchairs that make use of power assist hubs are heavier than traditional manual wheelchairs, and can be more ... wheelchairs Power wheelchairs are a convenient platform for researchers, but have several disadvantages when compared with manual wheelchairs In general, manual wheelchairs are...

Ngày tải lên: 19/06/2014, 10:20

... thresholding For each pixel, background estimation and variance are computed with nonlinear operations to perform adaptive local thresholding In our proposed motion detection scheme for increased ... Estimation Using ΣΔ and Recursive Average Algorithms The autonomous remote CIS we develop must perform motion detection in unknown and potentially changing environments I...

Ngày tải lên: 21/06/2014, 07:20

... τi xi , √ H1 : zi = pi + τi xi (6) Bearing in mind that we are concerned with training data containing interfering targets, which share the same steering vector as that of the desired target, ... situation of multiple outliers in the secondary data is depicted in Figure 13, in addition to the interfering target in Pc , another interfering one with the same INR A Younsi et al 1.2 0.9...

Ngày tải lên: 21/06/2014, 22:20

... calculate the optic flows for the left and right image sequences 2.1 Optic flows of moving obstacles Many approaches have been designed for obtaining optic flows for moving objects from image sequences ... “Cooperative integration of stereopsis and optical flow computation,” Journal of the Optical Society of America A, vol 12, no 12, pp 2564–2572, 1995 [14] S P Cliffo...

Ngày tải lên: 21/06/2014, 22:20

... concerning the rejection threshold when testing in this multi -QTL context, as compared to the single QTL case [17, 23! In developing software for analysing data from QTL detection designs in livestock, ... for QTL detection in pigs !1J 3.2 Example QTLMAP, a program written in FORTRAN, considers all the previous alternatives It is available on request Inputs for thi...

Ngày tải lên: 09/08/2014, 18:21

... conditional likelihood Estimating the sire marker genotypes by using only the previous likelihood function means neglecting information contained in p(hs Alternatively, ) i M il the within sire conditional ... different possible sire marker genotypes given marker information, and different possible progeny QTL genotypes given sire marker genotype and offspring m...

Ngày tải lên: 09/08/2014, 18:21

... an infinite number of alleles Taking into account these distributions of the QTL effect can increase the power of the tests if the model is correct, and decrease this power if the model is incorrect ... close to each other for all cases (data not shown), which is in agreement with the asymptotic in linear models In a linear model, the asymptotic dist...

Ngày tải lên: 09/08/2014, 18:21

... could not be 349 Power of QTL detection methods totally linearised because of the uncertainty of the dam genotype According to the notations of Elsen et al [2], the general form of the likelihood ... (DA) technique to the multitrait detection of QTL As for PCA, a univariate analysis of a linear combination of the traits was conducted, but the calculation of t...

Ngày tải lên: 14/08/2014, 13:22

... having an autonomous vehicle In order to allow safe navigation, an autonomous vehicle must maintain knowledge of its surrounding environment at all time Using our own instrumented vehicles, mapping ... motion of a moving vehicle by maintaining a rolling window The rolling window reflects the most recent observations of the environment by reconstructing the environment in...

Ngày tải lên: 09/09/2015, 08:12

... analysis of the audiovisual signals and external information sources, each generating a list of video segments as candidate events The two lists of candidate events, which may be incomplete and ... External information sources may be categorized to compact or detailed regarding to the level of detail We proposed integrated analysis of audiovisual signal...

Ngày tải lên: 12/09/2015, 08:19

... Chua was very kind and patient, supportive and encouraging, teaching me proper ways of doing research and helping me shape and reshape ideas and presentations in this thesis It has been a great ... paid attention to the value of information and information dissemination With the increasing value of information and the popularization of the Internet, the volume of information...

Ngày tải lên: 12/09/2015, 21:03

... calibrated for their intrinsic parameters They link the pixel coordinates of an image point to the corresponding 22 Chapter Stereo Vision coordinates in the camera reference frame For a pinhole camera, ... sensing technologies, fusion methods and obstacle detection algorithms can be overwhelming Therefore, in the remainder of this chapter we limit our interest to vision base...

Ngày tải lên: 16/10/2015, 12:00

... while some fast classification methods are used to remove vegetation in the training area 4.3.1 Training area The training area is a small area defined in the image Since road color samples will ... decomposing an image into two separate images, one image containing variation in surface reflectance and another representing the variation in the illumination across the image (or sha...

Ngày tải lên: 16/10/2015, 15:38