<div dir="ltr"><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">各位好，</span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">我是負責Multi-span Extraction的人-羅上堡。</span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">本次的做法是全基於Rule-based去實作的，所以Step會有點多，可能有些也不是必要呈現的。</span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt"><font face="微軟正黑體, sans-serif"><span style="font-size:21.3333px">以下會附上大概的整體流程共分為16步驟，由於過久沒有寫類似這樣流程的東西，所以會附上一張極簡的流程圖，來補充說明他們之間的關係。</span></font></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt"><br></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">整體流程如下：<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step1</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：提取<span lang="EN-US">Passage</span>與<span lang="EN-US">Question</span>之文本和<span lang="EN-US">NER</span>。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step2</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：將<span lang="EN-US">P</span>的特殊符號全部清除。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)"> </span><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">※《『<span lang="EN-US">?</span>「》」』：<span lang="EN-US">~@#</span>￥<span lang="EN-US">%</span>……<span lang="EN-US">&*</span>（）：<span lang="EN-US">]+...</span></span><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif"></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step3</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：將<span lang="EN-US">NER</span>的<span lang="EN-US">Begin</span>與<span lang="EN-US">End</span>位置重算。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)"> </span><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">※因為<span lang="EN-US">Step2</span>，<span lang="EN-US">Begin</span>與<span lang="EN-US">End</span>位置會有偏移錯誤。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step4</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：創造<span lang="EN-US">BERT</span>輸入矩陣：<span lang="EN-US">[CLS]<b>Q</b>[SEP]<b>P</b>[SEP]</span>。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step5</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：提取<span lang="EN-US">Question</span>的最後一句。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step6</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：依照<span lang="EN-US">Step5</span>的結果，提取關鍵字眼以獲得應回答幾個答案，如果沒有則視為非指定數量題目。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step7</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：將<span lang="EN-US">Step4</span>的矩陣丟給<span lang="EN-US">BERT</span>產生出結果。</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step8</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：依照<span lang="EN-US">Step7</span>的結果產生<span lang="EN-US">top-k</span>的<span lang="EN-US">Begin</span>與<span lang="EN-US">End</span>。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step9</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：去<span lang="EN-US">top-k</span>裡面尋找答案，同時檢查是否超過<span lang="EN-US">20</span>的長度，如果超過則繼續取下一個<span lang="EN-US">top-k+1</span>的結果，直到數量滿足或是沒有候選答案為止。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step10</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：依照<span lang="EN-US">Step9</span>所選出的所有答案，進行內含<span lang="EN-US">(Within)</span>與交疊<span lang="EN-US">(Overrap)</span>的答案處理。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">※<span lang="EN-US">Within
condition</span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">Answer1: </span><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">今天是總統大選<span lang="EN-US"> </span></span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)"><span lang="EN-US">Answer2</span>：是總統大</span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)"><span lang="EN-US">Result</span>：今天是總統大選<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">※<span lang="EN-US">Overrap
condition</span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">Answer1: </span><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">今天是總統大選<span lang="EN-US"> </span></span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)"><span lang="EN-US">Answer2</span>：總統大選的日子</span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)"><span lang="EN-US">Result</span>：總統大選<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">※由於這部分的<span lang="EN-US">code</span>有莫名不好處理的地方，所以在此琢磨的地方比較久。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step11</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：尋找候選答案裡面，是否有『、』字眼，如果有執行<span lang="EN-US">Step12</span>；如果沒有則執行<span lang="EN-US">Step13</span>。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step12-1</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：尋找擁有『、』字眼的答案，往後擴充到句號。，並依照<span lang="EN-US">jieba</span>的斷詞結果，來取得、後面的答案。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step12-2</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：如果遇到『等』字眼時，需要再往後延伸找到等後面的字詞，來延伸擴充答案。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step13</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：再度檢查<span lang="EN-US">Within</span>與<span lang="EN-US">Overrap</span>的情況判斷，如果有發生，則執行類<span lang="EN-US">Step10</span>的結果判斷後，執行<span lang="EN-US">Step15</span>：如果沒有，則進行<span lang="EN-US">Step14</span>。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step14</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：由於沒有遇到特殊情況，會將每個篩選後的答案，進行最簡單的<span lang="EN-US">Rule</span>串接。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step15</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：將選出來的答案，透過<span lang="EN-US">NER</span>的資訊，去將有包含到該<span lang="EN-US">NER</span>的部分字元全部擴充回來，讓答案更加完整。<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">※<span lang="EN-US">Example
condition</span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">Answer: </span><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)">統大選 </span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)"><span lang="EN-US">NER</span>：總統</span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-family:微軟正黑體,sans-serif;color:rgb(191,191,191)"><span lang="EN-US">Result</span>：總統大選<span lang="EN-US"></span></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span lang="EN-US" style="font-size:16pt;font-family:微軟正黑體,sans-serif">Step16</span><span style="font-size:16pt;font-family:微軟正黑體,sans-serif">：輸出最終結果。<span lang="EN-US"></span></span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:16pt;font-family:微軟正黑體,sans-serif"><br></span></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt"><font face="微軟正黑體, sans-serif"><span style="font-size:21.3333px">謝謝。</span></font></p></div>