public override void Start(HumanSubject current_subject = null)
{
if (current_subject != null)
{
//Get the list of words to use for this study block
var hal_config = HumanAcceleratedLearningConfiguration.GetInstance();
var available_dictionaries = hal_config.LanguageDictionaries;
source_language_dictionary = available_dictionaries.Where(x =>
x.ForeignLanguageName.Equals(ForeignLanguage) &&
x.NativeLanguageName.Equals(NativeLanguage)
).FirstOrDefault();
//Shuffle the words
if (source_language_dictionary != null)
{
var word_list = source_language_dictionary.DictionaryWordPairs.ToList();
shuffled_word_list = MathHelperMethods.ShuffleList(word_list);
last_word_display_time = DateTime.MinValue;
current_wordpair_index = 0;
//Create a file for this study session
fid = StudyBlock.CreateStudyBlockFile(current_subject.UserName);
HasPhaseStarted = true;
}
}
}
/// <summary>
/// Saves a human subject to a data file
/// </summary>
/// <param name="s"></param>
public static void SaveHumanSubject(HumanSubject s)
{
//Construct a file name for the patient data file
string file_name = s.UserName + ".txt";
//Construct a path for the save location
string path_name = HumanAcceleratedLearningConfiguration.GetInstance().PrimarySavePath;
//Create the directory if it doesn't exist
DirectoryInfo info = new DirectoryInfo(path_name);
if (!info.Exists)
{
info.Create();
}
//Open the file for writing
string full_path_and_file = path_name + file_name;
StreamWriter writer = new StreamWriter(full_path_and_file);
writer.WriteLine(s.UserName);
writer.WriteLine(MathHelperMethods.ConvertDateTimeToMatlabDatenum(s.StartDate).ToString());
//Write out the names of each segment in the order that they were performed in the participant's first visit
foreach (var seg in s.FirstVisitStage.StageSegments)
{
writer.WriteLine(seg.SegmentName);
}
//Close the file
writer.Close();
}
/// <summary>
/// Writes a study trial for the object location to the file
/// </summary>
public static void WriteObjectLocationStudyTrial(StreamWriter fid, string image_name, double xpos, double ypos, DateTime time_presented)
{
double matlab_time = MathHelperMethods.ConvertDateTimeToMatlabDatenum(time_presented);
fid.WriteLine("OBJECT, " + image_name + ", " + xpos.ToString("0.##") + ", " + ypos.ToString("0.##") + ", " + matlab_time.ToString());
fid.Flush();
}
/// <summary>
/// Writes a study trial to the file
/// </summary>
public static void WriteStudyTrial(StreamWriter fid, string foreign_language_word, string native_word, DateTime time_presented)
{
double matlab_time = MathHelperMethods.ConvertDateTimeToMatlabDatenum(time_presented);
fid.WriteLine(foreign_language_word.ToString() + ", " + native_word.ToString() + ", " + matlab_time.ToString());
fid.Flush();
}
public static void WriteTestBlockTrial(StreamWriter fid, TestBlockTrial t)
{
double matlab_time_presented = MathHelperMethods.ConvertDateTimeToMatlabDatenum(t.PresentationTime);
fid.WriteLine(t.ForeignWord + ", " + t.NativeInput + ", " + t.Correct.ToString() + ", " +
matlab_time_presented.ToString() + ", " + t.InputLatency.ToString());
fid.Flush();
}
public static void WriteTestBlockTrial(StreamWriter fid, TestBlockTrial_ObjectLocation t)
{
string pos_x = t.PositionX.ToString();
string pos_y = t.PositionY.ToString();
string cpos_x = t.CorrectPositionX.ToString();
string cpos_y = t.CorrectPositionY.ToString();
string dist = t.DistanceFromCorrectPosition.ToString("0.##");
string correct_bool = t.Correct.ToString();
string latency = t.InputLatency.ToString("0.##");
double matlab_time_presented = MathHelperMethods.ConvertDateTimeToMatlabDatenum(t.PresentationTime);
fid.WriteLine(t.ImageName + ", " + pos_x + ", " + pos_y + ", " + cpos_x + ", " + cpos_y + ", " + dist + ", " + correct_bool + ", " +
latency + ", " + matlab_time_presented.ToString());
fid.Flush();
}
public override void Start(HumanSubject current_subject = null)
{
if (current_subject != null)
{
current_subject_obj = current_subject;
//Get the list of words to use for this test block
var hal_config = HumanAcceleratedLearningConfiguration.GetInstance();
source_language_dictionary = hal_config.LanguageDictionaries.Where(x =>
(x.ForeignLanguageName.Equals(ForeignLanguage) &&
x.NativeLanguageName.Equals(NativeLanguage))
).FirstOrDefault();
//Get the list of words that this participant has already gotten correct in previous test blocks
current_subject.MakeSureCorrectlyAnsweredWordListExistsForSubject(ForeignLanguage);
if (source_language_dictionary != null)
{
var correct_word_list = current_subject.CorrectlyAnsweredWordList[ForeignLanguage];
var all_word_pairs = source_language_dictionary.DictionaryWordPairs.ToList();
var ordered_foreign_language_Words = all_word_pairs.Select(x => x.Item1).ToList();
//Remove the words from the list of word pairs that have already been answered correctly
for (int i = 0; i < correct_word_list.Count; i++)
{
int index = ordered_foreign_language_Words.IndexOf(correct_word_list[i]);
if (index > -1)
{
ordered_foreign_language_Words.RemoveAt(index);
all_word_pairs.RemoveAt(index);
}
}
//Shuffle the remaining words
shuffled_word_list = MathHelperMethods.ShuffleList(all_word_pairs);
last_word_display_time = DateTime.MinValue;
test_start_time = DateTime.Now;
current_wordpair_index = 0;
//Create a file for this test session
fid = TestBlock.CreateTestBlockFile(current_subject.UserName);
HasPhaseStarted = true;
}
}
}
/// <summary>
/// Loads data from a previously created human subject.
/// </summary>
public static HumanSubject LoadHumanSubject(string username)
{
HumanSubject s = new HumanSubject();
//Construct a file name to load
string file_name = username + ".txt";
//Construct a full path and file
string fully_qualified_path = HumanAcceleratedLearningConfiguration.GetInstance().PrimarySavePath + file_name;
//Check to see if the patient data file exists
FileInfo info = new FileInfo(fully_qualified_path);
//If the patient data file exists...
if (info.Exists)
{
//Read the contents of the file
List <string> lines = ConfigurationFileLoader.LoadFileLines(fully_qualified_path);
//Read the user name
s.UserName = lines[0].Trim();
//Read the participant's start date
double matlab_datenum = 0;
bool success = Double.TryParse(lines[1], out matlab_datenum);
if (success)
{
s.StartDate = MathHelperMethods.ConvertMatlabDatenumToDateTime(matlab_datenum);
}
//Now read the order of the participant's segments
for (int i = 2; i < lines.Count; i++)
{
s.SegmentOrder.Add(lines[i].Trim());
}
}
return(s);
}
public override void Start(HumanSubject current_subject = null)
{
if (current_subject != null)
{
_current_subject = current_subject;
if (current_subject.AllObjectImages.Count == 0 && current_subject.AllObjectImageLocations.Count == 0)
{
var res_folder = HumanAcceleratedLearningConfiguration.GetInstance().ResourcesFolder;
var img_path = HumanAcceleratedLearningConfiguration.GetInstance().ObjectLocationImagesPath;
var all_images = Directory.GetFiles(res_folder + img_path).ToList();
current_subject.AllObjectImages = all_images;
last_picture_display_time = DateTime.MinValue;
current_image_index = 0;
for (int i = 0; i < all_images.Count; i++)
{
var loc_x = MathHelperMethods.RandomNumbers.Next(1, Convert.ToInt32(grid_columns) - 1);
var loc_y = MathHelperMethods.RandomNumbers.Next(1, Convert.ToInt32(grid_rows) - 1);
current_subject.AllObjectImageLocations.Add(new Tuple <int, int>(loc_x, loc_y));
}
//Save all of the object locations to a file
ObjectLocation_FileHandler.WriteAllObjectLocationsToFile(current_subject);
}
//Create a shuffled list of image indices for this study session
var all_indices = Enumerable.Range(0, current_subject.AllObjectImages.Count).ToList();
shuffled_list_of_image_indices = MathHelperMethods.ShuffleList(all_indices);
//Create a file for this study session
fid = StudyBlock.CreateStudyBlockFile(current_subject.UserName);
HasPhaseStarted = true;
StartTime = DateTime.Now;
}
}
public override void Start(HumanSubject current_subject = null)
{
if (current_subject != null)
{
_current_subject = current_subject;
last_picture_display_time = DateTime.MinValue;
current_image_index = 0;
if (current_subject.AllObjectImages.Count == 0)
{
ObjectLocation_FileHandler.ReadObjectLocationFile(current_subject);
/*var res_folder = HumanAcceleratedLearningConfiguration.GetInstance().ResourcesFolder;
* var img_path = HumanAcceleratedLearningConfiguration.GetInstance().ObjectLocationImagesPath;
* var all_images = Directory.GetFiles(res_folder + img_path).ToList();
*
* current_subject.AllObjectImages = all_images;*/
}
if (current_subject.AllObjectImages.Count > 0)
{
//Remove images that have already been correctly answered
usable_images = current_subject.AllObjectImages.Where((y, x) => !current_subject.CorrectlyAnsweredImageList.Contains(x)).ToList();
usable_image_positions = current_subject.AllObjectImageLocations.Where((y, x) => !current_subject.CorrectlyAnsweredImageList.Contains(x)).ToList();
//Create a shuffled list of image indices for this study session
var all_indices = Enumerable.Range(0, usable_images.Count).ToList();
shuffled_list_of_image_indices = MathHelperMethods.ShuffleList(all_indices);
//Create a file for this study session
fid = TestBlock.CreateTestBlockFile(current_subject.UserName);
HasPhaseStarted = true;
StartTime = DateTime.Now;
}
}
}
