Medical Imaging and Informatics pptx
... detect the edge of the image Step The vision system will rectify the vision information, and then send it to the nerve center system Because the worm has a fan-shaped eyeshot, and the length of the ... two hypotheses: a null hypothesis H1 where the foreground is absent, and an alternative hypothesis H2 in which the foreground is present The classifier is used to determine which hypothesis is ... correct; that is, the classifier must choose one of two decisions, Θ1: the classifier declares that the foreground is absent, or Θ2: the foreground is present In the hypothesis test, there are four...
Ngày tải lên: 29/03/2014, 11:20
... and the velocity of the acoustic signal in the medium Using an adaptive time varying gain to compensate for the attenuation of the signal, Eq for the compensated recorded reflected signal from the ... multidimensional data sets The basic process of image formation requires an energy source to obtain information about the object that is displayed in the form of an image Some form of radiation such ... diffusion-tensor MRI, etc The selection of an appropriate medical imaging modality is important for obtaining the target information for a successful pathological investigation For example, if information has...
Ngày tải lên: 05/06/2014, 11:52
Medical imaging and augmented reality
... component, the component is then corrected for the gradient warping, and then the corrected components are added together to form the final 3D data set This is time consuming because rather than perform ... the robot to be moved by the surgeon with low force The surgeon moves the robot by pushing the handle near the tip of the robot The handle incorporates a 6-axes force sensor, which measures the ... forces at the tip of the robot At the boundary of the safe region, the robot becomes very stiff, thus preventing further motion over the boundary (RIII) In addition, the portion of the guiding force...
Ngày tải lên: 06/12/2015, 06:51
... resolution, and the larger the value of a, the smoother the Wiener solution Maximum resolution is given when l1 is large compared to a, and the smaller l1 the smoother the solution If the ``resolution ... technique The computational complexity of the algorithm goes up as the square of the size of the kernel It should be noted that since the transformation that is applied to the image depends on the ... reverts to the isotropic Abramatic and Silverman solution The more dominant the local orientation, the smaller the g value and the more anisotropic the ®lter 39 where N is the dimension of the signal...
Ngày tải lên: 06/03/2014, 12:20
Mathematical Models for Registration and Applications to Medical Imaging pptx
... particular choice of the matching energy as well as for the energy norm for the displacement field We discuss the discretization of the problem and the underlying numerical scheme to solve the resulting ... i.e the “force” is zero in that region The deformation is interpolated into the missing region by the regularizing term of the equation (figure 5(b)) The effect is visible in figure 6, too Here the ... contain the 50%-isocontours, the so called 50% maps Again we performed the same three registration as in the two-dimensional case above Figure B shows the reference, the template and the results for...
Ngày tải lên: 22/03/2014, 22:20
Computational intelligence in medical imaging techniques and applications
... toward the global optimum rather than getting stuck in a local optimum, and therefore they are very robust On the other hand, it is not always straightforward to find the right GA parameters for ... generation for time t n+1 is generated by selecting N individuals from the current population for breeding They are copied into the genepool of the next generation, and their genetic information is then ... between the mth unit in the input layer and the nth neuron in the hidden layer, fh is a sigmoid function, and bn is an offset of the nth unit in the hidden layer The output of the neuron in the output...
Ngày tải lên: 29/04/2014, 09:47
Monte Carlo Calculations in Nuclear Medicine_ APPLICATIONS IN DIAGNOSTIC IMAGING (Series in Medical Physics and Biomedical Engineering
Ngày tải lên: 31/07/2015, 20:17
Near infrared autofluorescence imaging and spectroscopy for early detection of precancer and cancer in the colon
... colonoscopy is the ideal diagnostic tool for colon cancer Although the sensitivity for the colonoscopy is strongly associated with the operator’s skill, the quality of the colon preparation, and the withdrawal ... survive in the passage through the upper gastrointestinal tract, the FIT’s detection of globin is specific for occult bleeding from the large bowel Therefore, FIT is more sensitive and specific for ... colonoscopy even in the distal colon [27] Colonoscopy, which is the most complete methods for examining the colon, has been accepted as the gold standard for the diagnosis of colon cancer The first complete...
Ngày tải lên: 10/09/2015, 08:29
Báo cáo y học: " Regional coordination in medical emergencies and major incidents; plan, execute and teach"
... addition the database was not primarily designed for research, thus, there is lack of clear definitions and operating rules for the data set However, this registry is the tool, which for the first ... [4-6] Thus, often the anticipation of some major incidents necessitated performance of risk management by the centre's staff Although the number of alerts was rather stable, the duration and intensity ... consequent activities varied The data concerning the increase in mass-gatherings and sport events in the region are vital for planning and distributing the regional resources The high number of measures...
Ngày tải lên: 25/10/2012, 09:56
Báo cáo khoa học: "Effect of intern’s consecutive work hours on safety, medical education and professionalism"
... attended the intensive care unit during the studies noted that interns in the intervention schedule “often knew very little about the patients who had been admitted the night before” and that the ... presented summary measures for the number of patients admitted and cared for by interns in each study arm We stated that “based on the results of these studies, it seems that the ACGME resident work ... online http://ccforum.com/content/9/5/528 We agree with the recommendation that further research should study the effects of sleep deprivation and work schedule interventions on the performance of...
Ngày tải lên: 25/10/2012, 10:45
Tài liệu DIGITAL LIBRARIES – A CHALLENGE FOR MEDICAL RESEARCH AND EDUCATION ppt
... mean exactly the same thing For example the term “Hybrid libraries” is sometimes used to define a library where digital and printed information co-exists The forms and shapes of the digital library ... made life on the web so much easier So, to answer shortly, what happened during the last 15 years was that the tools for realising the full potential of the web started to present themselves one ... Chowdhury, S 1999] The digital library term has during the last decade become some sort of umbrella term for a diverse array of information projects So there is no way we can say exactly what the term...
Ngày tải lên: 24/01/2014, 00:20
Tài liệu Magnetic resonance imaging and gynecological devices doc
... distortion in the surrounding tissue [5] The size and shape of the artifact depend on the size, shape, orientation and nature of the metal, as well as the sequences used in the exam [6] The artifact ... Removing the IUD for the single purpose of performing a safe MRI was no longer justified According to the same authors, and even though ultrasonography is still the main imaging methodology for the ... increase the risk for patients, though potentially compromising the quality of diagnostic information) and MR Compatible (devices which not increase the risk for patients and also not compromise the...
Ngày tải lên: 13/02/2014, 07:20
Tài liệu HealthDoc: Customizing patient information and health education by medical condition and personal characteristics pptx
... some degree, the decision to use the second or third person is for the author of the master document to make However, as we move towards greater customization of form, the author might want the ... causes If their medical history is unreliable, then additional testing may help to identify whether they are at high risk Fortuitously, the anaphor their has an antecedent in the text The structure, ... ordering upon the modules 8.2.3 The planning modules The planning modules post their suggested options on the output blackboard in the form of a triple containing the following information: A...
Ngày tải lên: 14/02/2014, 13:20
Tài liệu Informatics in Medical Imaging pdf
... one computer to another The rules of the protocol guarantee that all the bits arrive, uncorrupted, in the correct order The layers referred to are a result of the original formulations by the ... technique, format, and functionality, the need for a common guideline representation format emerged In 1998, the Guideline Interchange Format (GLIF), a representation format for sharable computer- interpretable ... user or SCU), makes sure that the SCP can provide the required service, with the same kind of image compression, and in the right format for the computer processor on the SCU 2.3.3╇ HTTP Recall...
Ngày tải lên: 16/02/2014, 20:20
Tài liệu THE ELEMENTS OF BACTERIOLOGICAL TECHNIQUE A LABORATORY GUIDE FOR MEDICAL, DENTAL, AND TECHNICAL STUDENTS pptx
... leave the upper part of the tube in the region of the diamond scratch empty (Fig 19, B) Heat the tube in the region of the diamond scratch in the blowpipe flame, and removing the tube from the ... The top of the oven is provided with a perforated ventilator slide and two tubulures, the one for the reception of a centigrade thermometer graduated to 200° or 250°C., the other for a thermo-regulator ... also a tap for emptying the water compartment TO USE THE STEAM STERILISER.— Fill the water compartment to the level of the perforated diaphragm, place the lid in position, and light the Bunsen...
Ngày tải lên: 16/02/2014, 22:20
Tài liệu A Dissertation on the Medical Properties and Injurious Effects of the Habitual Use of Tobacco pptx
... manner in which the latter employ alcohol and wine, these being forbidden to the former by their creed Yet, after all, the man who could adduce these facts to prove the harmlessness of the substances ... excuse the practice The wants which are altogether artificial, are such as duty calls us to avoid The indulgence of them can in no way promote our good or our real comfort I commend, therefore, the ... the author makes no pretentions; he therefore craves the indulgence of the learned, as they can best appreciate the labor of writing well He has chosen a free, popular style, believing that the...
Ngày tải lên: 17/02/2014, 22:20
Tài liệu Balance Billing for Medical Equipment and Supplies docx
... non-assigned claims, the physician or supplier bills the beneficiary for the total charge for the service or item provided, which can exceed the amount allowed by Medicare Medicare pays the beneficiary ... Medicare then pays the beneficiary 80 percent of the allowed amount, less any outstanding deductible The Balance Billing for DMEPOS OEI-07-99-00510 beneficiary is then responsible to the supplier for ... the supplier the allowed amount for the standard item less 20 percent co-insurance and any outstanding deductible, and the beneficiary would pay the difference between the supplier’s charge for...
Ngày tải lên: 21/02/2014, 09:20