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	<title>medic 演算法 彙整 - 從搜尋引擎角度協助品牌成長SEO績效-零一行銷</title>
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	<title>medic 演算法 彙整 - 從搜尋引擎角度協助品牌成長SEO績效-零一行銷</title>
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		<title>Google Medic演算法案例探討！從原理到案例一篇就懂！</title>
		<link>https://growthmarketing.tw/seo-website-2/</link>
		
		<dc:creator><![CDATA[Michelle Li]]></dc:creator>
		<pubDate>Mon, 30 Mar 2020 16:31:23 +0000</pubDate>
				<category><![CDATA[SEO]]></category>
		<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[google medic]]></category>
		<category><![CDATA[google 演算法]]></category>
		<category><![CDATA[medic 演算法]]></category>
		<guid isPermaLink="false">https://growthmarketing.tw/?p=5958</guid>

					<description><![CDATA[<p>原先SEO表現良好的網站，排名竟突然下降？還是你的SEO做不出成效？這些問題很有可能出在你的網頁沒有跟上Google演算法的更新。 Google長期以來持續不斷地更新演算法，為了讓搜尋結果更符合使用者…</p>
<p>這篇文章 <a href="https://growthmarketing.tw/seo-website-2/">Google Medic演算法案例探討！從原理到案例一篇就懂！</a> 最早出現於 <a href="https://growthmarketing.tw">從搜尋引擎角度協助品牌成長SEO績效-零一行銷</a>。</p>
]]></description>
										<content:encoded><![CDATA[<p><span style="font-weight: 400">原先SEO表現良好的網站，排名竟突然下降？還是你的SEO做不出成效？這些問題很有可能出在你的網頁沒有跟上Google演算法的更新。</span></p>
<p><span style="font-weight: 400">Google長期以來持續不斷地更新演算法，為了讓搜尋結果更符合使用者的搜尋意圖，然而，演算法的更新很有可能會讓你一夕之間消失在搜尋結果第一頁！</span></p>
<p><span style="font-weight: 400">擔心Google演算法的變動導致你的網頁排名下降嗎？別緊張！讓我們一起來</span><b>了解Medic演算法更新的細節，再從案例中教你該如何強化SEO吧！</b></p>
<h2><span style="font-size: 24pt"><b>2018年Medic演算法更新會影響哪些網站？</b></span></h2>
<p><span style="font-weight: 400">根據下圖</span><a href="https://moz.com/blog/googles-august-1st-core-update-week-1" target="_blank" rel="noopener"><span style="font-weight: 400">MOZ</span></a><span style="font-weight: 400">的研究，Medic演算法更新主要影響</span><b>醫療健康相關</b><span style="font-weight: 400">的網站，也因此SEO專家Barry Schwartz 將其命名為Medic。但其實從下圖中可看出其他不同領域的網站也會受到大幅的影響，藉此，我們推斷出</span><b>YMYL</b><span style="font-weight: 400">網站(有關讀者未來快樂、健康或財務的網站)似乎最容易受Medic更新的影響。</span></p>
<p><span style="font-weight: 400">此專利詳細說明可見</span><a href="https://patentscope.wipo.int/search/en/detail.jsf?docId=WO2020033805" target="_blank" rel="noopener"><span style="font-weight: 400">Website Representation Vector to Generate Search Results and Classify Website</span></a></p>
<p><img fetchpriority="high" decoding="async" class="aligncenter size-full wp-image-5952" src="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/aug1-core-update-2-11677.png?resize=634%2C499&#038;ssl=1" alt="" width="634" height="499" srcset="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/aug1-core-update-2-11677.png?w=634&amp;ssl=1 634w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/aug1-core-update-2-11677.png?resize=600%2C472&amp;ssl=1 600w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/aug1-core-update-2-11677.png?resize=300%2C236&amp;ssl=1 300w" sizes="(max-width: 634px) 100vw, 634px" data-recalc-dims="1" /></p>
<p style="text-align: center"><span style="color: #000080">你也是排名下跌的那群人嗎？</span></p>
<p style="text-align: center"><span style="color: #000080">專利寫的好複雜，很難看懂？</span></p>
<p style="text-align: center"><span style="color: #000080">沒關係，快跟著我們快速又簡單的<b>解析Medic演算法的更新</b>吧！</span></p>
<h2><span style="font-size: 24pt"><b>Medic在做什麼？它如何影響網站排名？</b></span></h2>
<p style="text-align: center"><span style="font-size: 18pt"><strong><i>將網站</i><i>分類</i><i>成特定知識領域，再將相同領域中的網站分級進行</i><i>排名 </i></strong></span></p>
<p><img decoding="async" class="aligncenter size-full wp-image-5957" src="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/medic_update.png?resize=639%2C396&#038;ssl=1" alt="" width="639" height="396" srcset="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/medic_update.png?w=639&amp;ssl=1 639w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/medic_update.png?resize=600%2C372&amp;ssl=1 600w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/medic_update.png?resize=300%2C186&amp;ssl=1 300w" sizes="(max-width: 639px) 100vw, 639px" data-recalc-dims="1" /></p>
<h3><span style="font-size: 14pt;color: #0814bd"><b>演算法如何分類網站？</b></span></h3>
<p><span style="font-weight: 400">Google利用Website Representation Vector，以神經網路理解網站背後的型態和特徵將網站分類成不同領域。</span></p>
<p><span style="font-weight: 400">更具體的步驟如下：</span></p>
<p style="text-align: center"><span style="font-weight: 400">根據網站的內容(</span><b>文字、圖片或連結</b><span style="font-weight: 400">)生成該網站的</span><b>representation</b><span style="font-weight: 400">和</span><b>品質分數<img decoding="async" class="aligncenter size-full wp-image-5953" src="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/step.png?resize=916%2C458&#038;ssl=1" alt="medic algorithm" width="916" height="458" srcset="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/step.png?w=916&amp;ssl=1 916w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/step.png?resize=600%2C300&amp;ssl=1 600w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/step.png?resize=300%2C150&amp;ssl=1 300w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/step.png?resize=768%2C384&amp;ssl=1 768w" sizes="(max-width: 916px) 100vw, 916px" data-recalc-dims="1" /></b></p>
<h3><span style="color: #0814bd;font-size: 14pt"><b>網站品質評分</b></span></h3>
<p><span style="font-weight: 400">上述提到將網站分類的文章品質分數門檻，在此專利中並沒有詳細說明品質分數該如何計算。</span></p>
<p><span style="font-weight: 400">不過，Google過去曾授權與網站品質分數有關的專利，因此若想知道高品質網頁需要具備什麼，可以參考Google 工程師Amit Singhal發表的文章：</span><a href="https://webmasters.googleblog.com/2011/05/more-guidance-on-building-high-quality.html" target="_blank" rel="noopener"><span style="font-weight: 400">More guidance on building high-quality sites.</span></a></p>
<p><span style="font-weight: 400">在SEO產業中也討論過</span><a href="https://static.googleusercontent.com/media/guidelines.raterhub.com/en/searchqualityevaluatorguidelines.pdf" target="_blank" rel="noopener"><span style="font-weight: 400">Google Quality Raters Guidelines</span></a><span style="font-weight: 400">，其中品質評分包含網站的專業、權威和信任度(Expertise, Authority, Trustworthiness，簡稱</span><b>E-A-T</b><span style="font-weight: 400">)三個評分面向，該守則也指出</span><b>醫療健康網站</b><span style="font-weight: 400">確實會有不同級別的E-A-T評分，因此新的Google演算法分類(Website Representation Vector)應有相似之處。</span></p>
<h3><span style="color: #0814bd;font-size: 14pt"><b>網站搜尋結果排名</b></span></h3>
<p><span style="font-weight: 400">分類完後，這些網頁會再依</span><b>相關性和權威分數</b><span style="font-weight: 400">進行排名，也就是以文章內容是否</span><b>有資源可挖掘</b><span style="font-weight: 400">(如同資訊檢索分數)，或是</span><b>與其他資源豐富的網站有關聯</b><span style="font-weight: 400">(權威分數)，並以此順序呈現搜尋結果給使用者。</span></p>
<p><span style="font-weight: 400">分類好網站所屬領域，排名好網站的先後順序，Google如何得知搜尋請求的關鍵字屬於哪一種分類？</span></p>
<h3><span style="font-size: 14pt"><b style="color: #0814bd">演算法如何分類搜尋請求？</b></span></h3>
<ol>
<li style="font-weight: 400"><span style="font-weight: 400">生成：根據權威性的資料來源，對未來未知的查詢進行預處理的解答</span></li>
<li style="font-weight: 400"><span style="font-weight: 400">接收：因為該查詢已生成解答，所以可以得知其所屬的知識領域</span></li>
<li style="font-weight: 400"><span style="font-weight: 400">回答：為該查詢提供預處理的回應</span></li>
</ol>
<p><b>簡單來說，就是根據現有資料推敲該資料未來會遇到的問題並提供解答，因此可以得知該問題屬於該領域的分類，最後在真的遇到問題時給予先前已處理過的答案，達到搜尋結果為相同領域文章的最佳搜尋結果。</b></p>
<p><span style="color: #ff0000"><b><img loading="lazy" decoding="async" class="wp-image-5959 alignnone" src="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/search.png?resize=31%2C31&#038;ssl=1" alt="" width="31" height="31" srcset="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/search.png?w=512&amp;ssl=1 512w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/search.png?resize=300%2C300&amp;ssl=1 300w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/search.png?resize=100%2C100&amp;ssl=1 100w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/search.png?resize=150%2C150&amp;ssl=1 150w" sizes="auto, (max-width: 31px) 100vw, 31px" data-recalc-dims="1" />想了解更多？</b></span><b> </b><a href="https://growthmarketing.tw/google-alogrithm/"><span style="font-weight: 400">看看 Google有哪四大演算法</span></a></p>
<h2><span style="font-size: 24pt"><b>使用者實際操作的實際情況——Medic怎麼做？</b></span></h2>
<p><span style="font-weight: 400">當搜尋引擎接收到搜尋請求時，會根據問題查詢的術語、關鍵字，理解你所要查詢的資料屬於何種知識領域，再依照前述介紹過的分類機所分類好的領域，來找出相對應的搜尋結果，也就是說輸入特定知識領域的問題，搜尋結果就是被分類為相同領域的文章。</span></p>
<ul>
<li style="font-weight: 400"><span style="font-weight: 400">舉例來說，搜尋</span><b>「流感症狀」</b><span style="font-weight: 400">會被</span><b>分類為醫學領域的查詢</b><span style="font-weight: 400">，而被</span><b>Google分類為醫療知識領域的網站將會是最佳解答。</b></li>
</ul>
<p style="padding-left: 60px"><b>如下圖，前三名分別是：</b></p>
<p><img loading="lazy" decoding="async" class="aligncenter size-full wp-image-5954" src="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/case_overview.jpg?resize=688%2C515&#038;ssl=1" alt="" width="688" height="515" srcset="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/case_overview.jpg?w=688&amp;ssl=1 688w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/case_overview.jpg?resize=600%2C449&amp;ssl=1 600w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/case_overview.jpg?resize=300%2C225&amp;ssl=1 300w" sizes="auto, (max-width: 688px) 100vw, 688px" data-recalc-dims="1" /></p>
<p style="text-align: center"><span style="color: #000080"><b>前三名的網站</b><span style="font-weight: 400">除了都是醫療相關的網站之外，</span><b>還有什麼共通點呢？</b></span></p>
<p style="text-align: center"><span style="font-weight: 400;color: #000080">為什麼他們可以成為Medic之下的佼佼者？</span></p>
<p style="text-align: center"><span style="font-weight: 400;color: #000080">看完上述演算法的解析，你發現原因了嗎？</span></p>
<p style="text-align: center"><span style="font-weight: 400;color: #000080">如果你的排名已經被影響、想繼續保持穩定的流量，那你一定要繼續看下去！</span></p>
<p style="text-align: center"><span style="color: #000080"><span style="font-weight: 400">我們整理出以下的</span><b>優化建議</b><span style="font-weight: 400">，讓你不再被演算法更新給擊敗，成為跟他們一樣的常勝軍！</span></span></p>
<h2><span style="font-size: 24pt"><b>面對Medic你應該如何優化SEO？</b></span></h2>
<ul style="list-style-type: circle">
<li>
<h3><span style="color: #0814bd;font-size: 18pt"><b>專注於E-A-T</b></span></h3>
</li>
</ul>
<p style="padding-left: 60px"><span style="font-weight: 400">這次的Medic更新似乎將網站整體權重提升，因此應專注於E-A-T。</span></p>
<p style="padding-left: 60px"><span style="font-weight: 400;color: #000080">根據上述搜尋「流感症狀」的前三名網站，不難發現以下幾點共通處：</span></p>
<ul>
<li style="font-weight: 400"><span style="font-weight: 400">文章由該領域專業或被認可的人或組織所寫，且應該以專業寫作型態書寫。</span></li>
</ul>
<p style="padding-left: 60px">盡可能展現網站或是作者擁有高的E-A-T證明，例如：放上<b>得獎、作者經歷、網站介紹、與專業單位的合作、附屬關係</b>等等。</p>
<p><img loading="lazy" decoding="async" class="aligncenter size-full wp-image-5955" src="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase.png?resize=821%2C788&#038;ssl=1" alt="EAT權威性" width="821" height="788" srcset="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase.png?w=821&amp;ssl=1 821w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase.png?resize=600%2C576&amp;ssl=1 600w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase.png?resize=300%2C288&amp;ssl=1 300w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase.png?resize=768%2C737&amp;ssl=1 768w" sizes="auto, (max-width: 821px) 100vw, 821px" data-recalc-dims="1" /></p>
<ul>
<li style="font-weight: 400"><span style="font-weight: 400"><span style="font-weight: 400">應該要定期審查評估並修改更新，讓Google得知網頁有持續優化、值得信賴。</span></span><img loading="lazy" decoding="async" class="aligncenter size-full wp-image-5956" src="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase2.png?resize=1290%2C712&#038;ssl=1" alt="" width="1290" height="712" srcset="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase2.png?w=1382&amp;ssl=1 1382w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase2.png?resize=600%2C331&amp;ssl=1 600w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase2.png?resize=300%2C166&amp;ssl=1 300w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase2.png?resize=768%2C424&amp;ssl=1 768w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/EATcase2.png?resize=1024%2C565&amp;ssl=1 1024w" sizes="auto, (max-width: 1290px) 100vw, 1290px" data-recalc-dims="1" /></li>
<li style="font-weight: 400"><span style="font-weight: 400">擁有完整的內容，切勿使用誇大的標題吸引使用者，誤導讀者以為此文章符合搜尋意圖，進入文章後的失望與轉換失敗將重挫網站的</span><b>信任度</b><span style="font-weight: 400">。</span></li>
</ul>
<p><span style="color: #ff0000"><b><img loading="lazy" decoding="async" class="alignnone wp-image-5959" src="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/search.png?resize=32%2C32&#038;ssl=1" alt="" width="32" height="32" srcset="https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/search.png?w=512&amp;ssl=1 512w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/search.png?resize=300%2C300&amp;ssl=1 300w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/search.png?resize=100%2C100&amp;ssl=1 100w, https://i0.wp.com/growthmarketing.tw/wp-content/uploads/2020/03/search.png?resize=150%2C150&amp;ssl=1 150w" sizes="auto, (max-width: 32px) 100vw, 32px" data-recalc-dims="1" />想了解更多？</b></span><a href="https://www.searchenginejournal.com/improve-google-eat-score/270711/" target="_blank" rel="noopener"><span style="font-weight: 400">5 Things You Can Do Right Now to Improve Your Google E-A-T Rating</span></a></p>
<ul style="list-style-type: circle">
<li>
<h3><span style="color: #0814bd;font-size: 18pt"><b>注重內容品質，確認文章內容符合使用者搜尋意圖</b></span></h3>
</li>
</ul>
<p style="padding-left: 60px"><span style="font-weight: 400">因為Medic會根據關鍵字所屬的分類選擇搜尋結果，所以一定要確保你的文章被Google分類到該類別，並且能夠符合解決使用者的搜尋意圖、有效解決問題。</span></p>
<ul style="list-style-type: circle">
<li>
<h3><span style="color: #0814bd;font-size: 18pt"><b>定期研究、持續追蹤</b></span></h3>
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<p style="padding-left: 60px"><span style="font-weight: 400">Google會公布演算法更新，但不會闡述細節，只能從專家的實驗研究中看出端倪，或是定期研究</span><a href="https://static.googleusercontent.com/media/guidelines.raterhub.com/en/searchqualityevaluatorguidelines.pdf" target="_blank" rel="noopener"><span style="font-weight: 400">Google Quality Raters Guidelines</span></a><span style="font-weight: 400">，找到優化方向。並且持續使用</span><a href="https://marketingplatform.google.com/about/analytics/?hl=zh_CN" target="_blank" rel="noopener"><span style="font-weight: 400">Google Analytics</span></a><span style="font-weight: 400">追蹤你所受到的影響與優化成效。</span></p>
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<p style="text-align: center"><span style="font-weight: 400;color: #000080">看完了我們對Medic的解析與優化建議後，</span></p>
<p style="text-align: center"><span style="color: #000080"><span style="font-weight: 400">還想知道更多利用</span><b>演算法趨勢逐步優化SEO</b><span style="font-weight: 400">的策略嗎？</span></span></p>
<p style="text-align: center"><span style="font-weight: 400;color: #000080">想挖掘更多競爭者們不知道的祕密？    </span></p>
<p style="text-align: center"><span style="color: #000080"><span style="font-weight: 400">歡迎諮詢</span></span><span style="font-weight: 400"> </span><span style="font-size: 18pt"><a style="color: #000080" href="https://growthmarketing.tw/%E6%96%B0%E5%9E%8B%E6%85%8Bseo/">零一行銷</a></span></p>
<p style="text-align: center"><span style="font-weight: 400;color: #000080">我們擁有累積多年的SEO實戰及Google演算法研究經驗，</span></p>
<p style="text-align: center"><span style="font-weight: 400;color: #000080">能針對你現有的行銷策略進行健檢！</span></p>
<p style="text-align: center"><span style="color: #000080;font-size: 18pt"><span style="font-weight: 400">不想再擔心你的網站排名大跌，就</span><span style="color: #ff0000"><a style="color: #ff0000" href="https://growthmarketing.tw/"><span style="font-weight: 400">聯繫我們的顧問</span></a></span><span style="font-weight: 400">吧！</span></span></p>
<p>這篇文章 <a href="https://growthmarketing.tw/seo-website-2/">Google Medic演算法案例探討！從原理到案例一篇就懂！</a> 最早出現於 <a href="https://growthmarketing.tw">從搜尋引擎角度協助品牌成長SEO績效-零一行銷</a>。</p>
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