Tuesday, January 19, 2010

Permanent Memory in brief!!

                                              LONG TERM MEMORY
While talking about memory once again, i wanna mention about long term memory or permanent memory ( semantic memory- relating to meaning in language or logic or store of general world knowledge).
   
                                               Recognition and Recall
There are mainly two ways we access our memory: recognition and recall.
Recognition is the type of memory retrieval when we are provided the information in memory (example: options are given). All we need to do is the double check that we've seen it before. It mainly includes: familiar feeling, matching, multiple choice,Objective Question and answer, true/false or recognizing someone you know by his/her face.
Recall is the type when you have to retrieve information from your memory bank by self, no options are given. For instance, recognizing a person you already know is recognition and getting name from your memory bank is recall i.e.getting info. regarding certain time period like where you were when Saddam Hussein was hanged , fill in the blanks in exams etc.

Recognition involves a process of comparison of information with memory and recall involves a search of memory self the the comparison process when something is found.

                                              SOME FACTS OF LONG TERM MEMORY
When we fail to retrieve information from our brain, we know that condition as retrieval failure or commonly we are forgetting. One common type of this failure is Tip-of-tongue phenomena i.e. you know the meaning of word, or the answer of query, but you can't retrieve what it is. You know the person's face, his work, his home even his telephone number but not the name. Simply, every details are in the tip of tongue but not the important part  by which we are attached to someone or something. This is because of not registering the data properly in the brain or encoding it well. So, to get rid of this condition, all we need to do is concentrate on the thing or person fully like when you meet someone for the first time, get his name clearly, talk to him saying his name with tone, search if his name got any meaning, search if his name is familier with the one whom you know well and associate him with the one you know, see his name in his forhead writing in colorful letters and feel it. Now, if you encode something with this small effort, its rare that you forget the next time you meet him.This is just a simple step to encode something in long term memory.

                                                    WHY DO WE FORGET?
There are various reasons by which we forget some are:
1) Fading of the contents or date over time ( trace decay)
2) Data Interference ( old information being overlayed by new)
3) Lack of retrieval cues (absence of codes or keys to retrieve information)
4) Dilution of information while registering.
5) Disinterest regarding that topic or subject matter.
6) Lack of concentration while registering.
7) Mental Stress, anxiety.
8) Lack of repetition.


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Wednesday, January 13, 2010

Map your mind!

                        MIND MAPPING (Accelerate your learning)


Well so far we have been discussing about memory, mind etc etc. Many research has also been done in these areas or subjects. As, we all know and i am again repeating that, the one and only thing which separates us from animals and maintain our position in top is our BRAIN or MIND. If the body would have been powerful then we would be somewhat captive to BLUE WHALE or ELEPHANT but we are lucky to get this organ which is not replaceable hitherto.


Now coming to the actual point, in this post i am gonna discuss about accelerated learning techniques. So, what does accelerated learning means? Simply, as the title suggests, it means to accelerate the learning capabilities or capacity. It means to study the content given to us in short duration effectively and efficiently with higher retention percentage. This 21st era is the era of technology, science and competence too. People are really very busy in their busy life style. Successful people also does have everything from money, name, fame but the thing which lacks in most people is TIME. We actually don't have adequate time to accomplish certain job not even study. So, for students, accelerated learning method can really help as far as my experience concerned. It shortens the time to study and imprint the date in subconscious if registered with full concentration.


There are various methods of accelerated learning, but one of them is MIND MAPPING. As the name suggests MIND MAP is a diagram used to represent words, ideas, tasks, or any other items linked to and arranged radially around a central key word or idea or host. It is used to generate, visualize, stucture and classify ideas, and is indeed an aid for study, organization, projects, planning, problem solving, decision making and much much more which are parts of personality development.


Specifically, its an image centered diagram that represents semantic or other connections between portions of information. By presenting this connection in a radial, non-linear graphical manner. It encourages a brain storming approach to any organizational task, eliminating the hurdle of initially establishing on intrinsically appropriate or relevant conceptual framework to work within. All elements in mind map are arranged intuitively according to the importance of the concepts and they are organized into groupings, branches, areas or sub-groupings.

Origin


Mind maps (similar concepts traditionally) have been used for centuries, for brainstorming, speed learning, memory improving, visual thinking, problem solving, decision making etc by engineers, teachers, psychologists, students and generally by common people too either knowingly or unknowingly. Earliest examples of mind maps were developed by Porphyry of Tyros, a noted thinker of the 3rd century as he graphically visualized the concept categories of Aristotle. Ramon Llull also used these structures of the mind map form. Although, the claim to the origin of mind mapping has been made by a British Popular psychologist author, Mr. TONY BUZAN ( Author of USE YOUR HEAD). He uses popular assumptions about the cerebral hemispheres in order to promote the exclusive use of mind mapping over other forms of note making.


The mind maps continues to be used in various forms, and for various applications including learning and education ( often taught as webbing), planning and in engineering diagramming. Mind maps can be drawn by hand, either as "rough note taking" for example in a lecture or meeting or seminar or conference or can be more sophisticated in quality.


Tony Buzan's Mind map Guidelines


1. Start in the center with an image of the topic, using at least 3 colours.


2. Use images, symbols, codes, and dimensions throughout your Mind mp.


3. Select key words and print using upper or lower case letters.


4. Each word/image must be alone and sitting on its own base line.


5. The lines must be connected, starting from the central image. The central lines are thicker, organic and flowing, becoming thinner as they radiate out from the centre.


6. Make the lines the same length as the word/image.


7. Use colours-your own code-throughout the Mind Map.


8. Develop your own personal style of Mind Mapping.


9. Use emphasis and show associations in your Mind Map.


10. Keep the Mind Map clear by using radial hierarchy, numerical order or outlines to embrace your branches


Research on Mind maps in Learning


Tony Buzan claims that the mind map is a vastly superior note taking method because it doesn't lead to the alleged "semi hypnotic trance" state induced by the other note forms. He also claims that the mind map utilizes the full range of left and right human cortical skills, balances the brain, taps into the alleged 99% of your unused mental potential, as well as intuition ( something he called superlogic).


Software for mind mapping


There are various free or sharewares in the web for mind mapping in PC, one of which is simple and free i have attached here.


Please click here
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