OK, I found out about the filter diameter.
What about quality?
Search found 403 matches
- 2008-06-05 22:02
- Forum: 恶人谷
- Topic: Who can recommend a good camera for taking pictures of kids
- Replies: 225
- Views: 167830
- 2008-06-05 20:44
- Forum: 恶人谷
- Topic: Who can recommend a good camera for taking pictures of kids
- Replies: 225
- Views: 167830
question on UV FILTER Canon 77mm UV Haze vs. Canon 72mm UV Haze Filter vs. Tiffen 77mm UV Protection Filtervs. Tiffen 72mm UV Protection Filter vs. Tiffen 67mm UV Protection Filter vs. Tiffen 58mm UV Protection Filter vs. B & W 77mm UV (Ultra Violet) Haze Multi Coated ??? Which one fit EF 28-135mm f...
- 2008-06-04 13:51
- Forum: 恶人谷
- Topic: 手执小傻瓜, 心里充满爱 (换了大点儿的图+2)
- Replies: 15
- Views: 15072
- 2008-06-04 13:22
- Forum: 恶人谷
- Topic: 手执小傻瓜, 心里充满爱 (换了大点儿的图+2)
- Replies: 15
- Views: 15072
- 2008-06-04 12:20
- Forum: 恶人谷
- Topic: 手执小傻瓜, 心里充满爱 (换了大点儿的图+2)
- Replies: 15
- Views: 15072
- 2008-06-04 9:54
- Forum: 恶人谷
- Topic: 手执小傻瓜, 心里充满爱 (换了大点儿的图+2)
- Replies: 15
- Views: 15072
手执小傻瓜, 心里充满爱 (换了大点儿的图+2)
小傻瓜机也要充满爱慕的拍 ----- ------ ------ 小傻瓜机的好处是,随时在身边。良辰美景难再逢,逢之恰相机在手,是为赏心乐事。 http://farm4.static.flickr.com/3021/2550742547_0cf0f9a379.jpg http://farm4.static.flickr.com/3116/2551563990_9b88719573.jpg http://farm4.static.flickr.com/3150/2551564186_29123c9f0f.jpg http://farm4.static.flickr.com/3138/255074...
- 2008-05-22 16:07
- Forum: 恶人谷
- Topic: [转博]最无用的问题
- Replies: 77
- Views: 51967
- 2008-05-06 22:31
- Forum: 恶人谷
- Topic: [分享]工程师养猫指南
- Replies: 16
- Views: 15066
JUN那,你要是今天早上跟我一起等公共汽车,该笑成啥样儿呵。 小白,说得跟你自己不是理工科生似的 :speechless001: 。白博你笑了,我才觉得诡秘呀。 :sick: 想当年我去亲戚家度假的时候,奉命照看一个刚会走路的小朋友和一只小猫。一个小时以后大人回来看到一个都没丢,随口问了句都干什么了。我回答:小猫在啾啾啾,啾啾啾以及啾啾啾的测试中都比小人的反映快,说明啾啾啾。 可是如果啾啾啾啾,小猫只会啾啾,认识不到我和这个的关系;而一岁的小人啾啾啾,啾啾啾。 confirm 了 人类的大脑啾啾啾啾,啾啾啾啾的理论。 我一直不明白他们笑什么。 :| ... 我没有搞怪呀,我觉得我在夸他家孩子啊...
- 2008-05-06 17:18
- Forum: 恶人谷
- Topic: [分享]工程师养猫指南
- Replies: 16
- Views: 15066
- 2008-05-06 17:03
- Forum: 恶人谷
- Topic: 12岁洪晃的美国留学生活 纽约空降红小兵(图)
- Replies: 181
- Views: 100274
- 2008-05-06 2:33
- Forum: 恶人谷
- Topic: 12岁洪晃的美国留学生活 纽约空降红小兵(图)
- Replies: 181
- Views: 100274
豪情,那么同样也要考虑 Pr{making100k| not PHD, female} 我有意描述一个封闭的系统。 此处 PHD非PHD,泛指一切有助于过得好quality 。 我和小K想说的就是这么回事儿。 男人中有 M%达到一定能力 (包括自身努力,包括爹妈给的),有C %把握衣食无忧 (C 包括就业及一切不可控因素); 有人说 女性只有0。5* M% 才能达到相似能力,而且在男性社会中吃亏,C也要打折扣, 比如3/5=60%的折扣. 那么女性要靠自己过的好,只有男人可能性的30%。 世界上有钱的男人是有钱女人的3倍还多。女大学生应该以结婚为要。 我说且慢, 对于已经达到一定能力的女性...
- 2008-05-05 20:34
- Forum: 恶人谷
- Topic: 12岁洪晃的美国留学生活 纽约空降红小兵(图)
- Replies: 181
- Views: 100274
另外 Knowing 和猫咪头的推论都严格假设在相同的教育程度下,男女报酬相同。 Once constructed correctly, a model can always be modified. Suppose female PHD got bias treatment in job market. lets say Pr{income>100k | female, PhD}= 0.3 , 只有3成, 够低的吧。 Pr{income>100k | dude, PhD}=Pr{income>100k | PhD} = 0.5, man don't suffer bias, so stil...
- 2008-05-05 20:19
- Forum: 恶人谷
- Topic: 12岁洪晃的美国留学生活 纽约空降红小兵(图)
- Replies: 181
- Views: 100274
女博士在人肉市场上与普通女性比较的竞争力算0.8,相当客气了 :mrgreen: 是的。 我干嘛要跟自己过不去。 :oops: 不过仔细一想,10个男PHD 有n个娶了女PHD,is something that can be observed. Let's say 3 (too optimistic?) then the odds is 3/7 = 0.43. then Pr{marry one>100k | female, PhD}= 6.7% *3/7 = 2.87% , much lower than Pr{income>100k | female, PhD}= 50%. 这个地方有...
- 2008-05-05 18:55
- Forum: 恶人谷
- Topic: 12岁洪晃的美国留学生活 纽约空降红小兵(图)
- Replies: 181
- Views: 100274
小k说的基本上是对的。 first, let's clarify on the notation. Pr{A|B} is probability even A happens, on the condition that even B has happened for a fact. Pr{A,C} is probability both A and C happen. simple model, Pr{income>100k | PhD} = 0.5 Then, Pr{income over100k | female} = Pr{income over100k | female, PhD}*...
- 2008-05-05 18:01
- Forum: 恶人谷
- Topic: 为朋友问新妈妈们,有没有baby shopping list?
- Replies: 48
- Views: 30342
- 2008-05-05 15:27
- Forum: 恶人谷
- Topic: 真正的Snoopy!
- Replies: 25
- Views: 23330
- 2008-05-05 13:37
- Forum: 恶人谷
- Topic: 为朋友问新妈妈们,有没有baby shopping list?
- Replies: 48
- Views: 30342
Here is my unexperienced two cents: it's good to know what is needed and where to buy them but there is no need to rush to buy them all too early. My experience taught me otherwise. You never know when your energy will run out. I overestimated myself, being a first time mom, and a sporty person til...
- 2008-05-04 21:03
- Forum: 恶人谷
- Topic: 为朋友问新妈妈们,有没有baby shopping list?
- Replies: 48
- Views: 30342
为朋友问新妈妈们,有没有baby shopping list?
朋友中的一对夫妇1月怀孕了。 当然,只有准妈妈怀孕了,准爸爸迟迟没有进入状态。偏偏准妈妈2月出差去欧洲工作,6月才回来。准爸爸跟没事人一样。今天问起他准备的怎么样了,有什么需要帮忙的。人家奇怪的说有什么好准备的,等那谁谁回来来,她每天下班以后可以再研究么。 :speechless001: 把我给气得。 Well, at least he got curious and ask for a list of what a baby need. starting from breastpump, carseat, bed and stroller. 问新妈妈们,有没有比较全面的 baby shopp...
???:shock: Corresponding author is the one other researcher contact to talk about the result and further collaboration, and hence carry prestige in my field. When 2 paper got combined, often there will be notation that the first 2 arthors are both first authors listed in alphabetical order, and both...
- 2008-04-02 1:37
- Forum: 恶人谷
- Topic: 再转一篇新博:It's not you. It's me.
- Replies: 9
- Views: 12452
- 2008-04-02 1:21
- Forum: 恶人谷
- Topic: 转一篇儿博:Psychopathy
- Replies: 8
- Views: 11360
- 2008-04-02 1:05
- Forum: 恶人谷
- Topic: 转一篇儿博:Psychopathy
- Replies: 8
- Views: 11360
- 2008-01-12 4:04
- Forum: 恶人谷
- Topic: P~~C~~ R~~ (Tiffany, silkworm , and Jun come in please)
- Replies: 1
- Views: 4434
P~~C~~ R~~ (Tiffany, silkworm , and Jun come in please)
The PCR Song :-D http://www.youtube.com/watch?v=x5yPkxCLads :-D lyric The PCR Song There was a time when to amplify DNA, You had to grow tons and tons of tiny cells. Then along came a guy named Dr. Kary Mullis, Said you can amplify in vitro just as well. Just mix your template with a buffer and some...
- 2007-12-02 15:44
- Forum: 恶人谷
- Topic: [新闻]Why do men dominate the fields of science,engineering
- Replies: 3
- Views: 6899
[新闻]Why do men dominate the fields of science,engineering
http://www.sciam.com/article.cfm?id=sex-math-and-scientific-achievement Scientific American Mind - December, 2007 Sex, Math and Scientific Achievement Why do men dominate the fields of science, engineering and mathematics? By Diane F. Halpern, Camilla P. Benbow, David C. Geary, Ruben C. Gur, Janet ...
- 2007-11-02 11:09
- Forum: 恶人谷
- Topic: Slash Fiction
- Replies: 42
- Views: 28637
北京肉包,废纸作馅
奸商用废纸箱子代肉作馅
http://video.google.com/videoplay?docid ... &plindex=0
http://www.youtube.com/watch?v=E2QYtLle5xQ
如果不是电视演的而是报纸报道的话怎么也很难相信啊
http://video.google.com/videoplay?docid ... &plindex=0
http://www.youtube.com/watch?v=E2QYtLle5xQ
如果不是电视演的而是报纸报道的话怎么也很难相信啊
- 2007-04-02 19:46
- Forum: 恶人谷
- Topic: [分享]Slate.com: Where the eyes fall...
- Replies: 4
- Views: 3532
- 2007-03-21 21:45
- Forum: 恶人谷
- Topic: [原创]读书报告:Overcoming Destructive Beliefs, Feelings, an
- Replies: 32
- Views: 31983
- 2007-02-28 13:28
- Forum: 恶人谷
- Topic: [分享]Washington Post: More Evidence for Infant Attachment
- Replies: 26
- Views: 25030
Compare to studies in Evolution: People measured the hight of Mount everest, and the result has an uncertainty of several meters. This stuty (the one in human): people measured the length of snakes, and the result has an uncertainty of several meters. That snakes are harder to measure and that they ...
- 2007-02-28 13:14
- Forum: 恶人谷
- Topic: [分享]Washington Post: More Evidence for Infant Attachment
- Replies: 26
- Views: 25030
- 2007-02-28 6:36
- Forum: 恶人谷
- Topic: [分享]Washington Post: More Evidence for Infant Attachment
- Replies: 26
- Views: 25030
Transcription is the first step of protein making, i.e. "gene expression". Old knowledge A): we express the genes we get from our parents. Example: You mom is A blood type , your dad is AB. You got O allele from mom, B allele from dad. You express both allele of this gene, your blood type is AB. Con...
- 2007-02-26 15:40
- Forum: 恶人谷
- Topic: [分享]Washington Post: More Evidence for Infant Attachment
- Replies: 26
- Views: 25030
No, honey, the conclusion is intuitively sound. And that is the problem. The sample size is too small, and both the explanatory variable and the response valiable are subjective. It is just bad science. We cannot endorse these behaviour, can we? If we tolerent bad science with "sound all right" conc...
- 2007-02-26 13:58
- Forum: 恶人谷
- Topic: [分享]Washington Post: More Evidence for Infant Attachment
- Replies: 26
- Views: 25030
- 2007-01-24 13:31
- Forum: 恶人谷
- Topic: [闲聊]女人的故事,男人的故事
- Replies: 34
- Views: 24186
- 2007-01-24 0:38
- Forum: 恶人谷
- Topic: [闲聊]女人的故事,男人的故事
- Replies: 34
- Views: 24186
- 2007-01-23 23:06
- Forum: 恶人谷
- Topic: [闲聊]女人的故事,男人的故事
- Replies: 34
- Views: 24186
- 2007-01-17 19:16
- Forum: 恶人谷
- Topic: (转贴)赵毅衡:毛姆与华侨持枪女侠
- Replies: 19
- Views: 22578
这个小老头还以为毛姆贬自己人而抬举中国人呢,其实只不过是因为毛姆没兴趣了解中国人的风俗和文化,顺手拿来当胡椒面儿洒洒,同时迎合一下读者的猎奇心理:看,看,神秘智慧的中国人。 Hear Hear :admir001: 这个莱斯莉恐怕是毛姆笔下唯一坏到透顶的人, As a "pure-reader", I disagree. I read the story in my teen days, and it strike me as a praise about TWO pratical women. On the surface, the two women should hate each o...
- 2007-01-15 1:52
- Forum: 恶人谷
- Topic: [读书报告]James Tiptree, Jr.短篇
- Replies: 26
- Views: 28123
她写的东西不仅是从男性人物视角来讲故事(这也不希奇),而且模仿起男性的心理来维妙维肖,几可乱真。(你或许不相信我能知道什么是男性心理,但普遍对她的评价都是如此,男评论家和编辑都被她骗过。)女人真能了解男人的心么?基本上绝大多数,不能,正如绝大多数男人也不能深入了解女人的心,但Alice Sheldon证明她已经"深入敌人心脏"了。而且,她是有老公的女人--当然结婚也不能证明她的取向 Let's see. She has obtained a keen understanding of man, and through her writing, run a simulation study o...
emotions
Mother, who has been battleing cancer for 18 months, passed away peacefully in my arms. A web post mentioning her death had over 400 replies on the first day, loaded with anecdotes from her former students. There are relatives at her funeral crying so hard, that they needed to be cared for, instead ...
- 2006-11-29 16:41
- Forum: 恶人谷
- Topic: [分享]Washington Post article: Childless Women
- Replies: 31
- Views: 27906
Why a funny assumption! That childless women must be grouped against woman with child? I have a child, but I don't want to be seperated from Jun or Knowing, or my previous self. On the other hand, being seperated from the author and her kind is fine with me. Grouping Jun or Knowing with her knind wo...
1. For animal bones to be fossilzed is a complicated and slow process. Bones that are not fully fossilized has been found before. I personally know of a thigh bone from a large ape was so well preserved in carbon-rich soils that it remains as a BONE, not a fossile. You can even tell by weight, for f...
- 2006-11-27 16:18
- Forum: 恶人谷
- Topic: [问题] Anybody here using digital voice recorder?
- Replies: 5
- Views: 7940