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Class Three: June 14, 2007

Review of Assignments from Class Two

Posting Assignment Two

This assignment asked you to "compose a list of questions you have about any of the material that has been covered in class so far, or any material that you have questions about that we have not yet discussed, plus any other technology topics and issues you would like to see included in this course that have not been mentioned." Some of the questions are shown below:

 
Question: I am still very unclear about the concept of social bookmarking, and I’d be interested in discussing this further and maybe looking at an example in class.

Answer: Social Bookmarking is a term that refers to saving and categorize a collection of websites, annotate them and share them with others. One of the most popular social bookmarking site is del.icio.us, located at: http://del.icio.us/

You can see my list of bookmarks by going to: http://del.icio.us/brrobin

More info: 7 Things you should know about... Social Bookmarking
http://www.educause.edu/ir/library/pdf/ELI7001.pdf
 

Question: What are some of the differences between Google and some of the other search engines?

Answer: Most of the popular search engines do a good (and similar) job of finding what you are looking for; but Google offers many additional features and products that get positive reviews form users and makes it more like a software company than just an Internet search tool. Some of these products include GMail, Google Maps, Google Earth, Picasa, Google Docs, Google Gadgets and more.

More info: http://searchenginewatch.com/showPage.html?page=2156221

http://en.wikipedia.org/wiki/Google
Question: The Clusty’s search engine mentions that it uses clustering, but I couldn’t really figure out what this is or how it works.

Answer: Clusty is a metasearch engine, which means it uses several other search engines and returns results from each one. "Clustering" refers to grouping the results of the search into categories or clusters of similar topics, which may make sorting through the results easier and more efficient.

Comment: I would be interested in learning more about podcasts and vodcasts.

Respone: Coming soon...

Question: I would also be interested in some of the more advanced photo editing techniques, like layering and combining multiple photographs.

Answer: We cover these topics in the CUIN 6397 - Advanced Digital Imaging course, which is offered in the fall.

Question: I noticed at home that when I get on the internet, I can click on different tabs to open up multiple web pages.  However, on the school computer, I cannot do this function. Why is that?

Answer: It sounds like you're using different web browsers or different versions of the same browser. For example, Internet Explorer 6 does not support tabbed pages, but the newer version, IE 7 does.

More info: http://www.livinginternet.com/w/wa_browser_mult.htm
Question: How can I find out the different services that are available on the internet?  For example, Flickr and Cellsea.

Answer: I suggest using Google, Wikipedia.
Question: What is the difference between Netscape, Firefox, Internet Explorer and other browsers?

Answer: See the second question above.

More info: http://askbobrankin.com/best_web_browser.html
Question: What are the differences between DSL, Cable, T1, T3?  And which is faster and better to use for home?

Answer:
Question: In reviewing some of the electronic materials, there was reference to the Canon camera best in technology for digital images/compression/ transfer. I have been taking medical pictures in clinic of anatomical anomalies and dermatological lesions with a Sony 7.2 mega pixels. The rash digital images are not quality ( especially in pigmented skin).

What are your specifications for a good, quality camera for medical photography in a clinic ( for dermatology primarily)?

Answer: We cover topics like this in the CUIN 6397 - Advanced Digital Imaging course, which is offered in the fall.
Question: I am collecting pictures of usual and unusual physical findings on the camera above mentioned. I would like to make a teaching file for our other teaching sites for learners to use. Is a CD format the best tool for this application? Do you have other suggestions?

Answer: We cover topics like this in the CUIN 6397 - Advanced Digital Imaging course, which is offered in the fall.
Question: I used Nero Photoshop Essentials (it was already on my desktop) to practice assignment 2 ,as well as , some of the other choices listed. It worked well and had similar tool bars with essential elements for making changes on images. It did seem simpler than Cellsea but as capable. What is your opinion of Nero?

Answer: I've never used the program you mentioned so I really don't have an opinion, except that I think many different programs like this are available and most of them offer basically the same set of features. 
Question: I tried to change the extension abbreviations on some of the images and was not allowed. How and when can you perform this task?

Answer: I'm not sure why you want to change the extensions or why you weren't' able to when you tried, so let's discuss this in class.

Question: I had some problems with compression in Word.doc. Will continue to work/practice on this function. Are there further constructions on this process?

Answer: Let's review this in class to make sure that what I demonstrated in last week's class was correct and repeatable.
Question: I have one question that is related to changing the setting for viewing images. When I installed Adobe Photoshop Elements 4.o on my laptop, it automatically set it as the default for browsing images. I like Photoshop for editing, but I prefer something else for browsing. How do I disable Adobe Photoshop from being the default for organizing, and viewing images?

Answer:
Comment: The other topic that I'm really looking forward to learning more about is how to apply audio and video to power point. This will be very useful in allowing me to create much more interesting presentations.

Response: We will examine how to add audio to PowerPoint in next week's class. If we have time, we can also briefly review how to add video clips as well.
Question: How do we scan a document and make it a PDF form?

Answer: Well, first you need a scanner and then you need software that allows you to save a scanned document as a PDF file. There are some programs you must purchase that do this, like Adobe Acrobat and there are some free programs, like Scan2PDF, downloadable from: http://www.snapfiles.com/get/scan2pdf.html

Also, some scanners come with software that will do this so you should check the information that came with your scanner first.

More info: https://ecf.cand.uscourts.gov/cand/faq/pdf/pdf_info.htm
Question: How do I make a folder for this course/assignments and keep it either on my desktop or in the documents?

Answer: We will discuss this in class.

Question: How do I attach pictures to a word document to submit to you?

Answer: We will discuss this in class.
Question: The concept of digital radiography is still foreign to me. Do I need to purchase a digital camera for this class?

Answer: Let's discuss this in class.
Comment: I need a little more information about turning pictures into JPEG.

Response: Let's discuss this in class.
Question: How do you make pictures black and white?

Answer: Just about any image editing software programs give you the option to change a color image to back and white. In programs like Adobe Photoshop Elements, there may be a menu called "enhance" or "adjust" and from there, you may have the option to "desaturate" an image or the more friendly, "convert to black and white."

Even most, if not all, of the online image editors we explored last week, should have this option. In cellsea, for example,  once you've uploaded an image, go to the Colors menu and scroll down to Grayscale.
Question: How do you create a slideshow?

Answer: There are numerous options for creating slideshows, including Photo Story (which we will cover later) PowerPoint, Photoshop Elements, and online sites such as Flickr.

One online tool that I think is quite intriguing is SnapGenie
http://beta.snapgenie.com/U15LF532  

More info: Web Presentations And Online Slideshow Creation Tools: A Mini-Guide
http://www.masternewmedia.org/presentation/web-presentation-tools/web-presentation-and-online-slideshow-creators-20070415.htm
Comment: I don't know if this is out of the scope of this class but I would like to learn something about animation and using it for education.

Response: There are simple and much more complex ways to create computer-based animations. We will look at a few of the simple ones in class, such as this animated sequence that was created in Photo Story from the series of still images shown below: horse-animation.wmv


 

 

 


Activating Accounts for the eClassroom Discussion System

In order to participate in the online discussions, students may need to activate their accounts via the web, by going to: https://myadvisor.coe.uh.edu/act
 


All about Digital Audio

In this week's class, we will use some very basic tools to begin working with audio clips. The first thing we will need is an audio source and this will come from a microphone.

In order for the sound to reach the computer, we will connect the microphone to the input of the computer's sound card. This obviously won't work if the computer does not have a sound card, but most computers purchased within the last few years do.

Once the proper hardware connections have been made, a decision must be made regarding what software program will be used to begin recording the audio. We will begin by using the basic sound recording software, Sound Recorder, that is included with the Windows operating system.

Click on the links below to view additional information on these audio-related topics:

 
 

 

Adding Audio in PowerPoint


One of the most popular uses of digital audio is to add sound to PowerPoint slides. The next section describes various ways to do this. However, if you would like to review the basics of PowerPoint, you may find the following tutorials helpful.

Adding Audio to PowerPoint Slides

The procedure for adding audio files to PowerPoint is pretty straightforward. You will need to have the audio recorded and saved in a digital audio format, such as .WAV, .WMA, or .MP3. Then, follow these steps:

On the Insert menu in PowerPoint, scroll down to Movies and Sounds, and select Sound from File.




Then locate the folder that contains the file you want, as shown here...



and then select the audio file you want to play.

A message should be displayed that asks if you want the sound to be played automatically when the slide is displayed or if you want the sound to play when the user clicks on the speaker icon.


No matter which decision you make, a speaker icon, like this: will appear on the slide. You may leave it where it is or move it anywhere on slide.

If you selected "When clicked," the sound will only play when when the mouse is placed over the speaker icon and clicked. Otherwise, the sound will play when the slide is shown in slideshow mode.


Narrated PowerPoint Slide Presentations

As we discussed in class, one popular feature of PowerPoint is adding narration to a presentation. This process is different than simply adding audio clips to selected PowerPoint slides as described above.

Before we look at the specific steps in adding narration to PowerPoint, it may help to look at why we would want to do this. Here is what Microsoft says about adding narration to PP.

You might want to add narration to a presentation in the following cases:
  • For a Web-based presentation
  • For archiving a meeting so that presenters can review it later and hear comments made during the presentation
  • For self-running slide show presentations

Your computer must be equipped with a sound card, microphone, and speakers for you to record and hear a narration. You can record the narration before you run a presentation, or record it during the presentation and include audience comments in the recording.

If you don't want narration throughout the presentation, you can record comments on selected slides. When you're finished recording a narration, a sound icon  appears on each slide where you've recorded. You can either click the icon to play the sound, or set up the sound to play automatically.

Because voice narration takes precedence over other sounds, if you've inserted another sound to play automatically in the presentation, it gets overridden by the narration.

Automatic slide timings

As you record, Microsoft PowerPoint records the amount of time you take on each slide. You can choose to save these slide timings with the narration, or you can set slide timings separately. Slide timings are especially useful if you want the presentation to run through automatically. You can turn them off when you don't want the presentation to use them.

Embed or link the narration

You have a choice to either link or embed the narration.

  • If you embed the narration, the narration sound file becomes part of the presentation and it travels with the presentation. However, embedding the narration results in a large file size.
     
  • If you want the file size to be smaller, you can link the narration. The file is then stored where you specify on your hard drive and plays with the presentation. If you present the show on a different computer, you must carry the linked sound file with you and install it on that computer. A linked file will also play faster.

Accompany the narration with notes

Because audience needs and computer equipment varies, consider accompanying your narration with notes. This benefits anyone who is deaf or hard of hearing or whose computer lacks a sound card. If you save the presentation as a Web page (.htm file), the notes will appear beneath each slide as it displays. If you save it as a presentation (.ppt) file, you can print out the notes and make them available to your audience.

 

Recording Narration

from:
PowerPoint And Narration
http://www.indezine.com/products/powerpoint/ppnarration.html

An Introduction

Narration is one of PowerPoint's least used and most misunderstood aspects. Many people try narration within PowerPoint only to get frustrated and give up. Surprisingly, most PowerPoint narration problems stem from outside PowerPoint - from incompatible sound cards to loose microphone cables or messed up Multimedia properties in the Windows Control Panel. Or maybe you set your Microphone volume settings very low or even mute! That's why I've provided a checklist of things you should do before you even attempt to begin narration in PowerPoint.

Before You Record

To record narrations from within PowerPoint, you will need a sound card and a decent microphone. But before you do anything, even before you launch PowerPoint, open Windows' own Sound Recorder and try recording something - the most common problem faced by many is that their microphone settings are not optimal - if Sound Recorder is able to record your voice, then you should not have any problems recording your narrations in PowerPoint.

If Sound Recorder fails to record, you may need to open your Play/Record Control Properties - you can achieve this by double-clicking on the small speaker icon to the right of your Windows taskbar - this will open your Play Control settings - choose Options - Properties from the menu - select the 'Recording' radio button and select OK - if your resultant Microphone options is de-selected, select that option.

If that doesn't help, check if your microphone cable is properly connected to the back of your sound card.

If this doesn't work as well, make sure you've installed the latest compatible drivers for your sound card - you could visit the site of the manufacturer and look for a Download or Drivers section there.

Narrate Within PowerPoint

  1. Select the slide in which you would like to begin narration.
     
  2. In the 'Slide Show' menu, choose 'Record Narration'.




    This will open the 'Record Narration' dialog box.


     
  3. Before you choose the 'OK' option, you might want to check out some of the following options.
     
  4. Set Microphone Level - This is to ensure that your microphone is working properly. Click the 'Set Microphone Level' button and you should be presented with a 'Microphone Check' dialog box, as shown below. Follow the onscreen instructions and you should see a green line moving from left to right if the microphone is working properly. You may adjust the volume level by moving the slider at the bottom. The important thing here is to make sure the volume level is loud enough (when it shows green) and not too loud (when it shows yellow and red).

                     

    Good sound level as indicated by green        Bad sound level - too loud as indicated by yellow & red

     

  5. Change Quality - Another option which allows you to change the quality of the sound recorded - the best quality uses the maximum hard disk space as also system resources when running the presentation. The three preset options starting from the Best Quality are CD, Radio and Telephone. Using CD Quality provides the best sound quality and you will notice in the Attributes field, the quality setting is now at 44.100 kHZ, 16 Bit, Stereo, as we discussed in class.

      

     
  6. Now click the 'OK' button.
  7. PowerPoint will ask you if you want to begin narration from the present slide or from the start of the presentation. Choose as applicable.
  8. Narrate as per your script (if you have created one).
  9. To go to the next slide, click your mouse button or press the spacebar on your keyboard.
  10. Complete the narration for all your slides.
  11. Press the 'Escape' button on your keyboard.
  12. PowerPoint will ask you if you want to save the timing with each slide. Click 'Yes' to accept.
  13. Congratulations - you've just completed your first narration! 

Edit Your Narration

Often, you can just record your narrations into PowerPoint as a 'rough cut', choosing an option to link rather than embed the narration sequences. Choose to save these linked files in the same folder as the actual presentation, since keeping all elements of the presentation in a single folder is very helpful when you want to transport the presentation to another system.

If you are not happy with the way your narration sounds, or if you used your narration as a stop-gap or temporary measure, then replacing the narration files with edited or new sound files is possible - although you have to be certain that the new files are not longer in length than the original ones. And yes, they have to be named identically to the original files.

You can also choose to record your narrations at CD quality within PowerPoint and then edit all files in a sound editor (see links to sound editing applications) to reduce the quality on a per narration basis.

Also, each slide with a narration has a small speaker icon, which you can right-click and choose options in the resultant menu to further fine-tune important aspects.
 

If you want more information on adding narration in PowerPoint, a good tutorial is available online:

PowerPoint: Adding a Narration
http://www.plattsburgh.edu/technology/it/help/powerpoint/addnarration.php 

 

If You Have Problems Getting Sound...

Also, if you try recording and you get no sound, take a look at the following information about checking that the computer's settings are correct for recording. In Windows XP, you need to make sure that the computer's sound card is set to record through a microphone and that the volume level is high enough to get a good audio signal. Follow these steps to make sure the settings are correct.
 

1. Go to the Start menu and click on the Control Panel.

 

2. The Control Panel window should appear like the one below. Find the Sounds and Audio Devices and double-click on it.


 

3. The Sounds and Audio Devices Properties window will appear.

 

 4. Click on the Advanced tab.

 

5. This should open the Volume Control window. You should see a volume control that says Microphone. Make sure that the volume for the Microphone is up almost, but not quite to the top.


 


If after following these steps, you still do not hear any sound when you try recording, go the following website for additional directions:

Sound and Audio Setup
http://www.vlinklive.com/soundsetup_xp.html

 

Additional Resources

Assignments for Next Class


 



Reading Assignment:
 
 
 
Posting Assignment 3:
  • The term "podcast" is generally thought to have originated by combining the two terms "iPod" and "broadcast." The name has stuck and usually refers to audio files or programs, although you don't need to use an iPod (Apple Computer's ubiquitous music player) to listen to podcasts. You may listen on a computer or other portable media devices besides the iPod. 

    For this assignment, use any web search engine of your choice (such as Google, Yahoo, Clusty, etc.) to conduct some research on the topic of Podcasts in medical/dental/healthcare/education. See if you can find a podcast that you are able to listen to that is related to some aspect of medical/dental/healthcare/education.

    Then, go to the CUIN 6345M Online Discussion System (http://eclassrooms.coe.uh.edu/forum/index.cfm?forumid=1) and post a reply in which you describe what you found, whether you had any technical problems accessing and listening to the podcast, whether or not you found the material worthwhile, and any other information you would like to add.
IMPORTANT NOTE 1:  If you are not yet enrolled in the course and have not activated your University of Houston account, you will not be able to access the Online Discussion System. If this is the case, please email your list of questions to Bernard Robin at: brobin@uh.edu

 


Hands-On Assignment 3:

Select at Least One of the Following:

  • Use a microphone to narrate several PowerPoint slides related to some aspect of health/medical/dental education.
     
  • Use a microphone and/or any type of audio recording device (such as a digital voice recorder), to record yourself speaking on a topic related to your professional activities or conduct an audio interview with someone else who can speak on a professional topic.

    If you want, you may try downloading and using an audio editing software program of your choice (such as Audacity, Goldwave or any other similar program) to cleanly edited audio file of at least 30 seconds.
     

  • Sign up for a free account at Gabcast.com  and create a Gabcast an audio episode like this one: http://www.gabcast.com/index.php?a=episodes&id=11112
     
  • Sign up for a free account at Snap Genie and create an online narrated slideshow like this one: http://beta.snapgenie.com/U15LF532   

    When you have completed the assignment, use the online submission system at: http://eclassrooms.coe.uh.edu/assignments/ to submit a report in which you describe the task you selected for this assignment and discuss the experience. Also, please bring any PowerPoint slides and audio files with you the next class. 

IMPORTANT NOTE 2:  If you are not yet enrolled in the course and have not activated your University of Houston account, you will not be able to access the eClassroom Electronic Submission System. If this is the case, or if you are able to access the system but have trouble submitting the report, please a copy of the assignment to the next class on a thumb drive or other portable media.
 

 


©Copyright, 2007
For more information about this course or the materials presented within this site,
please contact Dr. Bernard Robin via email or at (713) 743-4952.


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