計(jì)算機(jī)輔助詞匯完型填空題設(shè)計(jì)ppt課件

1、 計(jì)算機(jī)輔助計(jì)算機(jī)輔助詞匯完型填空題設(shè)計(jì)詞匯完型填空題設(shè)計(jì)docin/sundae_meng 主要內(nèi)容主要內(nèi)容 教學(xué)中的資料選擇教學(xué)中的資料選擇 文本難度的丈量文本難度的丈量 WordNet 簡介簡介 Cloze Mate 軟件設(shè)計(jì)思緒軟件設(shè)計(jì)思緒 軟件演示及啟示軟件演示及啟示 教學(xué)中的資料選擇教學(xué)中的資料選擇教學(xué)需教學(xué)需“因材施教；因材施教；“因材施教即因材施教即“量體裁衣：量體裁衣：Tailored input;Tailored instruction;Tailored assessment;Tailored feedback. 教學(xué)中的資料選擇教學(xué)中的資料選擇Tailored input

2、: text difficulty controlTailored assessment:Computer-provided choices for cloze test gapsUser-confirmed choices (interactive)Syllabus-based vocabulary controlComputer-generated format 文本難度的丈量文本難度的丈量Readability indicesGunning Fog IndexSmogColeman LiauFlesch Reading EaseThe Lexile Coefficient 文本難度的丈量

3、文本難度的丈量Developed by MetaMetricsThe Lexile Framework is the most widely adopted reading metric. It measures students reading ability and text difficulty on a common scale.Lexile measures are powerful tools for linking assessment with instruction across the curriculum. 文本難度的丈量文本難度的丈量Lexile measures pr

4、ovide a thermometer for measuring students reading abilities that talented educators, involved parents and motivated students use to improve learning. Lexile measures tie day-to-day work in the classroom to critical high-stakes tests. The Lexile Framework offers a “big picture view of growth of stud

5、ent reading ability from preschool through graduate school. 文本難度的丈量文本難度的丈量Unfortunately, a lexile score can range from below 200L (even below 0) for beginning readers to above 1700L for advanced readers. It is not very intelligible to the user.We have developed an algorithm (embedded in a program),

6、which can convert raw lexile scores to standardized lexile scores on the 0-10 scale. 文本難度的丈量文本難度的丈量Some pilot studies we have conducted indicate that the standardized lexile scores are not only easier to understand, but also as effective as the raw lexile scores. WordNet 簡介簡介WordNet is a large lexic

7、al database of English, in which words are grouped into sets of synonyms called synsets, each expressing a distinct concept. Synsets are interlinked by means of conceptual-semantic and lexical relations.WordNet is a useful tool for computational linguistics and natural language processing. WordNet 簡

8、介簡介 Cloze Mate 軟件設(shè)計(jì)思緒軟件設(shè)計(jì)思緒工具：工具：WordNetTreeTagger Cloze Mate 軟件設(shè)計(jì)思緒軟件設(shè)計(jì)思緒Cloze中的選項(xiàng)：中的選項(xiàng)：語義相關(guān)干擾項(xiàng)；語義相關(guān)干擾項(xiàng)；方式相關(guān)干擾項(xiàng)。方式相關(guān)干擾項(xiàng)。As the gas is radiated with great force, it _ the rocket in the opposite direction.A. attracts B. leads C. pulls D. pushesImpressive and complex _ it may appear, the rocket is a relatively simple device.A. that B. so C. as D. though Cloze Mate 軟件設(shè)計(jì)思緒軟件設(shè)計(jì)思緒語義相關(guān)干擾項(xiàng)：利用語義相關(guān)干擾項(xiàng)：利用WordNet中的語義查詢，中的語義查詢，找到語義相關(guān)詞的假設(shè)干個(gè)備選詞；根據(jù)詞找到語義相關(guān)詞的假設(shè)干個(gè)備選詞；根據(jù)詞性提供備選詞的適當(dāng)方式。性提供備選詞的適當(dāng)方式。方式相關(guān)干擾項(xiàng)：利用詞性標(biāo)注工具對文本方式相關(guān)干擾項(xiàng)：利用詞性標(biāo)注工具對文本進(jìn)展標(biāo)注，從底表中提取所選詞的一切不同進(jìn)展標(biāo)注，從底表中提取所選詞的一