余倩
摘 要: 針對(duì)傳統(tǒng)交互式英語翻譯系統(tǒng)進(jìn)行英語翻譯過程中英語語義語境不明顯,最優(yōu)特征語義選定過程中沒有達(dá)到最優(yōu)翻譯解,且翻譯準(zhǔn)確度較低的問題,設(shè)計(jì)基于特征提取算法的交互式英漢翻譯系統(tǒng)。通過引入特征提取算法進(jìn)行最優(yōu)翻譯解的選取,構(gòu)建語義映射模型對(duì)英漢翻譯進(jìn)行交互最優(yōu)翻譯。仿真實(shí)驗(yàn)結(jié)果表明,設(shè)計(jì)的基于特征提取算法的交互式英漢翻譯系統(tǒng)能夠得到最優(yōu)解翻譯。
關(guān)鍵詞: 特征提??; 語義語境; 交互式系統(tǒng); 英漢翻譯; 最優(yōu)解; 語義映射
中圖分類號(hào): TN911?34; TN273 文獻(xiàn)標(biāo)識(shí)碼: A 文章編號(hào): 1004?373X(2018)04?0161?03
Abstract: In allusion to the problems that the optimal translation solution cannot be achieved during the process of optimal feature semantic selection and the translation accuracy is low due to unobvious context description during English translation process of the traditional interactive English?Chinese translation system, an interactive English?Chinese translation system based on feature extraction algorithm is designed. The feature extraction algorithm is introduced to select the optimal translation solution. The semantic mapping model is constructed to perform interactive and optimal translation for English?Chinese translation. The simulation experiment results show that the designed interactive English?Chinese translation system based on feature extraction algorithm can achieve the optimal solution translation.
Keywords: feature extraction; semantic context; interactive system; English?Chinese translation; optimal solution; semantic mapping
0 引 言
在日常英語翻譯過程中,通常使用交互式英語翻譯系統(tǒng)進(jìn)行英漢翻譯,但傳統(tǒng)交互式英語翻譯系統(tǒng)在翻譯特點(diǎn)語義以及語境提取過程中無最優(yōu)特征語境選取,造成翻譯的準(zhǔn)確度不高。針對(duì)上述情況,本文設(shè)計(jì)了基于特征提取算法的交互式英漢翻譯系統(tǒng)。引入特征提取算法進(jìn)行特點(diǎn)語義的選取,建立語義本體映射模型,對(duì)交互式英漢翻譯過程進(jìn)行最優(yōu)解選定,通過編碼最終實(shí)現(xiàn)英漢翻譯過程。本文為了保證設(shè)計(jì)的基于特征提取算法的交互式英漢翻譯系統(tǒng)的有效性,設(shè)計(jì)了對(duì)比仿真試驗(yàn),通過實(shí)驗(yàn)數(shù)據(jù)表明,本文設(shè)計(jì)的基于特征提取算法的交互式英漢翻譯系統(tǒng)能夠有效地進(jìn)行英漢互動(dòng)翻譯同時(shí)解決了最優(yōu)特征語境的選取過程。
1 引入特征提取算法
經(jīng)過上述過程完成翻譯過程中的最優(yōu)語境的提取過程。
2 實(shí)現(xiàn)交互式英漢翻譯
2.1 英漢翻譯的語言處理模塊設(shè)計(jì)
進(jìn)行互動(dòng)式英漢翻譯之前,首先需要對(duì)英漢翻譯過程中的語義轉(zhuǎn)換以及詞語涵蓋變形成分進(jìn)行分析。在系統(tǒng)進(jìn)行英漢翻譯過程中,比如以英語單詞“image”為例,單詞的英漢翻譯可能是一張圖片,但是它的近義詞還有“image”和“picture”,因此這三個(gè)詞語在一定環(huán)境下具有語義模糊性[5],英漢翻譯過程中語義相近詞匯以及同義詞可能語義映射關(guān)系描述為:
式中:[θ]為英漢翻譯過程中近似語義;[S]為英漢翻譯過程中語言映射;本文進(jìn)行的是交互式英漢翻譯,語義映射修訂程度在[-0.5,0.5]之外。本文通過建立英漢翻譯語義之間的映射關(guān)系解決模糊解語義的選定修正問題[6?7]。
定義1 設(shè)英漢翻譯語義為Mountain節(jié)點(diǎn)的高階替換表達(dá)限令值為[β-0,T],用S表示英漢翻譯過程中的直譯語義在通過概念分析后的匹配翻譯集[8?9]。其中[T]表示交互翻譯語義的語境判斷集合,通過上述定義本文英漢翻譯語句解析點(diǎn)[β]可以通過函數(shù)[Δ]表示:
3 仿真實(shí)驗(yàn)
3.1 參數(shù)設(shè)定
為了保證本文設(shè)計(jì)的基于特征提取算法的交互式英漢翻譯系統(tǒng)設(shè)計(jì)的有效性,對(duì)試驗(yàn)參數(shù)進(jìn)行設(shè)定,試驗(yàn)參數(shù)如表1所示。
本文設(shè)計(jì)的實(shí)驗(yàn)需要對(duì)實(shí)驗(yàn)對(duì)象進(jìn)行隨機(jī)選取,為保證試驗(yàn)過程的準(zhǔn)確性,對(duì)試驗(yàn)對(duì)象進(jìn)行一定的條件限定如表2所示。
3.2 結(jié)果分析
圖1是本文設(shè)計(jì)的基于特征提取算法的交互式英漢翻譯系統(tǒng)與傳統(tǒng)交互式英漢翻譯系統(tǒng),翻譯過程中的節(jié)控點(diǎn)位個(gè)數(shù),左邊為本文設(shè)計(jì)的翻譯過程的節(jié)控分布圖,從圖中可以看出分布比較均衡,右邊的為傳統(tǒng)英漢翻譯系統(tǒng)的翻譯節(jié)控分布,節(jié)控分布能反應(yīng)翻譯系統(tǒng)的語義和語境的關(guān)聯(lián)度,分布比較松散說明翻譯正確但缺少語境連貫性。本文設(shè)計(jì)的基于特征提取算法的交互式英漢翻譯系統(tǒng)翻譯節(jié)控點(diǎn)位分布緊湊沒有松散分布,說明具有極高的翻譯精準(zhǔn)度。
分析圖2可以看出,本文設(shè)計(jì)的基于特征提取算法的交互式英漢翻譯系統(tǒng),其加權(quán)LDA指數(shù)能夠有序地關(guān)聯(lián)在一起分布,傳統(tǒng)英漢翻譯系統(tǒng)的翻譯結(jié)果明顯缺少加權(quán)LDA指數(shù)的聯(lián)系。不加權(quán)LDA指數(shù)是針對(duì)翻譯過程中語義深度連接的衡量指數(shù),當(dāng)加權(quán)LDA指數(shù)有序的連接在一起時(shí)說明翻譯過程比較生動(dòng)有深度,當(dāng)加權(quán)LDA指數(shù)分散開說明翻譯語義沒有掌握到重點(diǎn)。endprint
4 結(jié) 語
本文設(shè)計(jì)了基于特征提取算法的交互式英漢翻譯系統(tǒng),引入特征提取算法進(jìn)行特點(diǎn)語義的選取,建立語義本體映射模型,對(duì)交互式英漢翻譯過程進(jìn)行最優(yōu)解選定,通過編碼最終實(shí)現(xiàn)英漢翻譯過程。希望通過本文的研究能夠在英漢翻譯過程中進(jìn)行精準(zhǔn)的翻譯。
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