positive asymmetry 中文意思是什麼
positive asymmetry
解釋
正非對稱-
This scheme solves the problem resulting from the shorting of the training samples to some extent and simultaneously considers the asymmetry between positive and negative samples reasonably well. experiments show the noticeable precision, stability improvement from aksoy
本演算法引入正例錯誤與反例錯誤的概念，並附加一定的條件同時利用正負反饋樣本修改特徵的權重，能更好的適應兩類樣本的不對稱性，進一步提高檢索精度。 -
The main conclusion is that ( 1 ) china ' s acm is incomplete, therefore, the market equilibrium is in low level ; ( 2 ) the operating scale, the income and property, the product investment, the cash expenditure of education and medical treatment are the main factors that affect the credit demand of households in rural china ; ( 3 ) the asymmetry information, the high transaction cost and the lack of effective supply institutes are the main factors that lead to low efficiency of china ' s acm ; and ( 4 ) the agricultural credit has the positive effect on china ' s agricultural production factors demand and agricultural output, consequently, the agricultural credit is the main factor that restrain the increase of agricultural output and agricultural development
本文的基本結論是：中國農業信貸市場正處在發育的初級階段，市場機制仍不完善，農業信貸市場處于「低水平均衡」狀態；農戶是中國農業信貸需求的主體，農戶經營規模、農戶收入和財產狀況、農戶生產投資規模以及教育、醫療等大額現金支出是影響農戶借貸需求的主要因素；非對稱信息、高交易成本、有效供給制度缺乏是造成農業信貸市場低效率的重要因素；中國農業信貸投入對農業投入要素的需求具有正向影響，即增加農業信貸供給，將會提高農業投入要素的需求水平，進而增加中國農業產出，促進農業長期發展。 -
Above all, the main reasons of bubbles creating are : the bounded rationality of investors and related noise trading and positive feedback trading, the rent - seeking behavior, the information asymmetry and related herd behavior and ponzi scheme, the credit expanding including not appropriate monetary policy, the risk - shifting and the moral hazard
） ~ tm _ t為泡沫解， m _ t為任意鞅，對應于不同的鞅（或相應的參數值）可以得到不同的泡沫過程。理性泡沫概念提出后，研究重點轉向存在性分析，從定性分析和實證檢驗兩個方向展開。 -
Finally, from the macroscopic point, the author expounded the government should play a positive part in promoting the development of venture capital through some policies to mitigate information asymmetry risks
結合一個實例說明期權估價法是一種較為合理的風險企業評估方法。最後，從宏觀角度，闡述政府在控制風險投資信息不對稱風險方面的作用。
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