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    • 11. 发明授权
    • Binarization using a local average, and using error diffusion
    • 使用局部平均值进行二值化,并使用误差扩散
    • US6134355A
    • 2000-10-17
    • US482044
    • 1995-06-07
    • Yasuhiro YamadaHiroshi Tanioka
    • Yasuhiro YamadaHiroshi Tanioka
    • H04N1/403H04N1/405G06K9/38
    • H04N1/403H04N1/4052
    • There is provided an image processing apparatus such as facsimile apparatus or digital copying machine for digitizing image data into two values or multi-values. The apparatus comprises: an input device to input data of a target pixel to be digitized; a calculating circuit to obtain an average density value of a predetermined region; a digitizing circuit such as a binarizing circuit for digitizing or binarizing the target pixel data on the basis of the average density value obtained by the calculating circuit; and a correction circuit to correct a difference which occurs upon digitization by the digitizing circuit. The calculating circuit calculates the average density value m.sub.1 of the pre-determined region when the target pixel data was binarized to 1 and the average density value m.sub.2 of the predetermined region when the target pixel data was binarized to 0 by using a predetermined weighting mask. The digitizing circuit binarizes the target pixel data by using (m.sub.1 +m.sub.2)/2 as a threshold value. When the difference between the target pixel data and the average density value is within a predetermined value, the difference is corrected, so that an image of excellent gradation can be reproduced. When it is equal to or larger than the predetermined value, the difference is not corrected, so that the resolution of a character portion such as an edge portion can be improved.
    • 提供了一种图像处理装置,例如用于将图像数据数字化为两个值或多值的传真装置或数字复印机。 该装置包括:用于输入要被数字化的目标像素的数据的输入装置; 获得预定区域的平均密度值的计算电路; 数字化电路,例如二值化电路,用于根据由计算电路获得的平均密度值数字化或二值化目标像素数据; 以及校正电路,用于校正由数字化电路数字化时发生的差异。 当目标像素数据被二进制化为1时,计算电路计算预定区域的平均密度值m1,并且通过使用预定加权掩码将目标像素数据二值化为0时的预定区域的平均密度值m2计算。 数字化电路通过使用(m1 + m2)/ 2作为阈值对目标像素数据进行二值化。 当目标像素数据和平均浓度值之间的差值在预定值内时,校正差异,从而可以再现优异灰度的图像。 当其等于或大于预定值时,差异不被校正,从而可以提高诸如边缘部分的字符部分的分辨率。
    • 13. 发明授权
    • Heat resistant aluminum alloy powder heat resistant aluminum alloy and
heat and wear resistant aluminum alloy-based composite material
    • 耐热铝合金粉末耐热铝合金和耐热耐磨铝合金复合材料
    • US5464463A
    • 1995-11-07
    • US45697
    • 1993-04-14
    • Hirohisa MiuraKunihiko ImahashiHirohumi MichiokaYasuhiro YamadaJun KusuiAkiei Tanaka
    • Hirohisa MiuraKunihiko ImahashiHirohumi MichiokaYasuhiro YamadaJun KusuiAkiei Tanaka
    • C22C21/00C22C21/02C22C32/00F01L3/02
    • C22C21/00C22C21/02C22C32/00C22C32/0073F01L3/02Y10T428/12007
    • Disclosed are heat resistant aluminum alloy powder and alloy including Ni in an amount of from 5.7 to 20% by weight, Si in an amount of from 6.0 to 25% by weight, at least one of Fe in an amount of from 0.6 to 8.0% by weight and Cu in an amount of from 0.6 to 5.0% by weight, and at least one of B in a form of the simple substance in an amount of from 0.05 to 2.0% by weight (or from 0.05 to 10% by weight for the alloy) and graphite particles (especially for the alloy) in an amount of from 0.1 to 10% by weight. The alloy powder and alloy are not only superb in the tensile strength at room temperature and high temperatures but also superior in the sliding characteristic, they can be further upgraded in the wear resistance and the fretting fatigue resistance by dispersing at least one of nitride particles, boride particles, oxide particles and carbide particles in an amount of from 0.5 to 10% by weight with respect to the whole composite material including the matrix taken as 100% by weight in the matrix, thereby resulting in a heat and wear resistant aluminum alloy-based composite materials. The alloy powder, alloy and composite material are satisfactorily applicable to the component parts of the recent automobile engines which should be light-weight and produce a high output.
    • 本发明公开了耐热铝合金粉末和合金,其中含有5.7〜20重量%的Ni,6.0〜25重量%的Si,0.6〜8.0重量%的Fe中的至少1种, ,Cu为0.6〜5.0重量%,B为单体形式的B至少为0.05〜2.0重量%(或0.05〜10重量% 合金)和石墨颗粒(特别是合金),其量为0.1至10重量%。 合金粉末和合金不仅在室温和高温下的抗拉强度优异,而且在滑动特性方面也是优异的,它们可以通过分散氮化物颗粒中的至少一种来进一步提高耐磨性和耐磨性, 硼化物粒子,氧化物粒子和碳化物粒子相对于包含基质的整个复合材料为基准的100重量%的量为0.5〜10重量%,从而得到耐热耐磨的铝合金 - 基复合材料。 合金粉末,合金和复合材料令人满意地适用于最近汽车发动机的部件,重量轻且产量高。
    • 19. 发明申请
    • ADVERTISING EFFECTIVENESS MEASURING APPARATUS, ADVERTISING EFFECTIVENESS MEASURING METHOD, PROGRAM, AND ELECTRONIC ADVERTISING APPARATUS
    • 广告有效性测量装置,广告效能测量方法,程序和电子广告设备
    • US20110320263A1
    • 2011-12-29
    • US13161724
    • 2011-06-16
    • Yasuhiro Yamada
    • Yasuhiro Yamada
    • G06Q30/00
    • G06Q30/02G06Q30/0246
    • Disclosed herein is an advertising effectiveness measuring apparatus, including: a display information acquisition portion configured to acquire display information representing whether or not an advertising content of a predetermined product was displayed in each of unit time slots; a purchaser information acquisition portion configured to acquire purchaser information representing the number of purchasers who bought the predetermined product in each of the unit time slots; and an indicator calculation portion configured to calculate an advertising effectiveness indicator representing the effectiveness of the advertising carried out by displaying the advertising content of the predetermined product, based on the display information acquired by the display information acquisition portion and on the purchaser information acquired by the purchaser information acquisition portion.
    • 这里公开了一种广告效果测量装置,包括:显示信息获取部分,被配置为获取表示在每个单位时隙中是否显示了预定产品的广告内容的显示信息; 购买者信息获取部分,被配置为获取表示在每个单位时间段内购买了预定产品的购买者的数量的购买者信息; 以及指标计算部,其被配置为基于由所述显示信息获取部获取的显示信息和由所述显示信息获取部获取的所述购买者信息来计算表示通过显示所述预定产品的广告内容而进行的广告的有效性的广告效果指示符 购买者信息获取部分。