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全部话题 - 话题: effecient
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g******s
发帖数: 211
1
来自主题: Golf版 - How to improve club head speed?
It is very meaningful. it is THE BIG DEAL :)
Let's say our all-out swing speed is Vmax and we only uses 90% Vmax for the
actual tee off.
The naked math, the guy with Vmax 110 will overdrive 30 yards over the guy
with Vmax 100.
The hidden truth, the guy with Vmax 110 is more likely swing correctly. His
swing peaks more close to the contact point for a more effecient energy
transfer. For the guy Vmax is only 90, his swing peak will most likely too
early or too late, not at the bottom. The end re... 阅读全帖
b********r
发帖数: 7725
2
来自主题: MartialArts版 - 昨天练习膝盖动作
then that makes sense. keep working.
although different from what i learned, but i have been hit by the defense
knee carelessly, very effecient.
any other Xi Fa??
Y******e
发帖数: 20256
3
来自主题: NCAA版 - 10个我密中场包
D要effecient。
Y******e
发帖数: 20256
4
来自主题: NCAA版 - 10个我密中场包
D要effecient。
Y******e
发帖数: 20256
5
来自主题: NCAA版 - finally, xiaok dug a good hole
他dug hole的effeciency太低了,没有老城厉害。
Y******e
发帖数: 20256
6
来自主题: NCAA版 - 我也来说UO-AUB战
ding!
我觉得在防守上Oregon还是因为身材最后吃亏了,所以这种小身材,太注重速度的防守,对付SEC和大十强队还是会很吃亏的。到了下半场,就是被别人的OL和大个RB硬吃。鸭子今年算是top10防守了,而且防的十分effecient,第一节就是好例子,很多3 and out,这也造就鸭子每场都很多进攻play,上半场就可以把对手拖垮了。这场比赛因为攻防势均力敌,到了第二,三节,反而是鸭子防守被对方托垮了。
bTw,我密去年也开始用 4 man in the back field的阵势了,不过一般只有一个RB,两个TE(当FB用,也可以接球),因为DR自己就能跑得很好。我觉得这阵势挺好用的。

shuffle
R*****s
发帖数: 41236
7
来自主题: Running版 - 尝试了一下自由自在地跑tempo
个人感觉, 如果准备跑全马, 可能还是跟一个plan比较好, 半马以下的比赛
可能没太大所谓, 能够run effeciently的确是最重要的。。

s*******r
发帖数: 1285
8
来自主题: Ski版 - Merry Christmas from Niseko
I 99% agree with you. Japanese is probably one of the most honest, polite,
hardworking, clean, effecient, ... etc. (you name it) people in the world.
I've travel to that country twice (one for ski trip and one for business
trip), and each time I got very good impression about that nation. Of
course, before I travel there, I have long been a big fan of them.
One thing that I don't like and cannot tolerate is about their smoking
everywhere - same as people in china.

of
5000
during
was
e*******e
发帖数: 9616
9
来自主题: Swimming版 - 蝶泳是不是不适合游远距离?
据说40年前碟泳就是象你这样蛙泳腿游的,后来美国加州的一个教授做了研究,发现
dophin kick is more effecient, 就该成body dophin了。
还有一个有趣的东西是:瞬间速度最快的泳姿不是自由泳,是碟泳。
e*******e
发帖数: 9616
10
来自主题: Swimming版 - 上视频,有请各位再赐教。
顶视频
自由泳:挺好的了。很effecient, 4划一呼很轻松
如果需要改进:
手臂划水的时候稍微用力一些/远一些,

你的上身没起来,所以你的手臂的向上扬起来躲开水面。蝶泳的时候整个背部和部分腹
部都基本出水面的。这样一来手臂轻掠过水面就可以了。改进的方法是加强划水的力度
(跟自由泳一样)
另外,你的hip也比较深,没有浮上来。蝶泳hip是个大关键。这个得多做水下dolphin
kick.另外第一kick的时候可以稍微用力些,加上上身入水后的短暂下滑,就把hip给抬
起来了

你的kick需要加强,我不知道你是你的脚太小还是打开的角度太大,似乎推进力还可以
再efficient一些。手臂划/抬上身呼吸的时候也稍显不果断。可以考虑延长kick以后
glide 的时间,然后一个有力的划水和快速呼吸。蛙泳耗体力相对小些,所以在水里滑
行/glide的时间长短很重要。上周的panpac ryan loche就是因为这个trick一下子把
第2名甩开了一个身位
c*********e
发帖数: 1389
11
来自主题: Swimming版 - 大家怎么看TI教练的youtube视屏
in the TI video demonstrated by the female, she glides for too long and
doesn't move at a constant speed. therefore, her style is way less effecient
than these world elites.
c*********e
发帖数: 1389
12
来自主题: Swimming版 - 大家怎么看TI教练的youtube视屏
in the TI video demonstrated by the female, she glides for too long and
doesn't move at a constant speed. therefore, her style is way less effecient
than these world elites.
s********4
发帖数: 307
13
来自主题: Swimming版 - 大家怎么看TI教练的youtube视屏
非常同意,记得有个教练说,因为惯性的原因,最有效地游泳是匀速。加速是要慢慢加
上去。这个TI教练游得一窜一窜的,感觉滑翔的时间太长了。

effecient
b*********s
发帖数: 6757
14
来自主题: Tennis版 - 发球教材
顶尖pro都有天赋,这些天赋不是教练能教或练出来的。至于打球的姿势,都可以从
physics, anatomy 里来找出最effecient的打法。顶尖教练能把这些打法和顶尖pro的
天赋融合起来,注意到很小的细节再做调整。
那豆还没退休Uncle Toni还没空找第二个那豆; 阿加西的天赋是上帝给的,他的底子
是是他老爹逼的。有天赋的人没有好的教练不一定能成为顶尖pro,顶尖教练也无法把
没有talent的学生教成顶尖pro。
b*********s
发帖数: 6757
15
来自主题: Tennis版 - 发球教材
顶尖pro都有天赋,这些天赋不是教练能教或练出来的。至于打球的姿势,都可以从
physics, anatomy 里来找出最effecient的打法。顶尖教练能把这些打法和顶尖pro的
天赋融合起来,注意到很小的细节再做调整。
那豆还没退休Uncle Toni还没空找第二个那豆; 阿加西的天赋是上帝给的,他的底子
是是他老爹逼的。有天赋的人没有好的教练不一定能成为顶尖pro,顶尖教练也无法把
没有talent的学生教成顶尖pro。
U******u
发帖数: 5829
16
来自主题: Tennis版 - 点评网版群雄(4)网版教头
发信人: yawtg (yawtg), 信区: Dok_Tennis_Salon
标 题: 奔个短频
发信站: BBS 未名空间站 (Wed Nov 6 23:31:03 2013, 美东)
Summer saving time was over. Lights went off unexpected earlier than before
last night. Just played a few games ...
https://www.youtube.com/watch?v=U3IzRH8hIqs&feature=youtu.be
--
※ 来源:·WWW 未名空间站 海外: mitbbs.com 中国: mitbbs.cn·[FROM: 108.]
发信人: dokknife (老刀_温柔一刀客), 信区: Dok_Tennis_Salon
标 题: Re: 奔个短频
发信站: BBS 未名空间站 (Thu Nov 7 10:53:30 2013, 美东)
发球确实是很猛,是你得利器。而对手得发球太弱,给你太多机会。他虽胖看着跑得慢
,手感还不错,攻击你反手突袭正手也... 阅读全帖
b*********s
发帖数: 6757
17
来自主题: Tennis版 - Alex Bian是不是动作练坏的了
能说的具体些吗?发球就不用说了.说说他正反手+削球把,我认为总体来说挺好的,
当然也有些小地方可以improve, so do we all.
footwork, 有些地方的确不够effecient (我有同样的问题),但我非常羡慕他的小碎
步调整.据说大多数WSN大一球基本用4步,pro 用14步,alex 没用上14步,但比
一般的wsn强多了.
b*********s
发帖数: 6757
18
我指的有些事effecient, 是指炸版事件,并没有说目前的版务有效率。 我对目前的版
务也有不满, 但不在这里讨论这个了。 反正大家做事方式不同, 如果有怨言, 有机
会改就改, 没机会就希望另一届能做的更好。
“你在没有确凿证据的前提下,不停的质疑,本身就很不适当。在这个版上有能力/动
机,说过要炸版的,我知道的就有好几个。”
是,我的确没有确凿证据,这我也在我的质疑的贴中写得很清楚。 我也写出了为什么
我质疑的思路。 你这句“说过要炸版的,我知道的就有好几个”是目前以来唯一一个
让我能减轻对他质疑的话。
我个人看法是,既然要竞选,并且喊出做事要透明的口号,那为什么不能声明一声这些
马甲不是他的? ego? pride? truth? 在我质疑他后对我的回复是:
“黑道,你好好的教球打球就是了,何必趟这混水?
你怀疑,所以不支持,正常,你去投菜鸟,正常。但是,你去投我的反对票,就是把我
定性了。
你能怀疑我,那我也能怀疑你。
现在,我怀疑你(黑道)是找人干的这件事。请证明我的怀疑是错的,谢谢了。”
如果这是他处事的方式,在我反对他的理由中要再加一条了。
b*********s
发帖数: 6757
19
发球到最后最主要的是 向上 + wrist "snap" (may not be the best word to
describe but let's just leave at that), 之前的一系列动作无非是让这个更容易更
充分的做好。
你可以试试将右肘和身体保持90度,这时你向上reach是件很自然的事, 用点力身体也
就带入了; 再试试将右肘和身体保持< 90度, 越小,向上越不自然, 自然向前越容
易; > 90度, 将身体带进去就比较不顺了。
pro 能在<90度角境况下任然向上伸, 不等于他的这个动作是正确的或者说是最
effecient的。 pro 的talent高, 他们小时候技术并不是那么标准, 但因为他们的
talent, 和不断的练习,很多glitch只在压力大或体力更不少时才体现出来。
b*********s
发帖数: 6757
20
(总结at bottom)
作为动作派的, 我的确“喜欢钻研标准的动作”, 但像pro看齐有些言过其实了。 从
标准的动作角度来说, 没有一个pro是将每一个动作都做标准的。 pro 也是人, 他们
也是从小学网球。太刻意的纠正会影响他们的兴趣或总体的发展。 所以我认为pro的
glitch很多也都是从小养成的。 很多他们自己也知道, 但已经到这个级别了, 再回
去大改是不大可能的。要改个动作不是什么在场场泡一两个星期就行的。 Gulbis 的正
手可以说是花了2,3年才改成功的吧。 他能这样该的一个原因是他不完全是为了钱打
球,或说他不需要钱。。。
虽说pro 的stroke看上去 “千奇百怪”, 但从真正在的击球那个步骤, 他们基本都是
差不多的。 很多大的差别和身高和打法有关。 Gulbis 引拍“大鹏展翅”,但真正击
球时的mechanic 和其他pro 没什么两样。 我认为的标准动作是从引拍到击球到挥完,
总体能最effecient, 最effortless. WSN 看 pro 的stroke 不同主要是从他们的引拍
来说的。 我认为最标准的引拍,拍子该在 slot 里。 ... 阅读全帖
b*********s
发帖数: 6757
21
来自主题: Tennis版 - 到底怎样才算正确动作?
标准动作和级别关系不是那么大. 里面我认为最接近标准的是Joker和老费。 最后两个
也都不错。 但如果用严谨的标准来说, joker 也是有些小问题的, 比如他握拍时食
指和中指中间没有什么缝隙。 他能make it work, 或说这个glitch 不bother他, 但
不代表这是标准的。。。
100%标准没人能做到,that's why we are human not robot. 但理念在哪儿, 尽量向
那个方向靠拢就行了。 我认为标准的理念是:第一最不容易受伤,接下来是最simple,
最effecient 最有margin。 Joker和fed的动作是里面几人中最simple的。 豆子和穆
雷都有些complication... 不过现在想想, 豆子的那个“多余”动作可能也是为什么
他能打出很多香蕉球。。。
b*********s
发帖数: 6757
22
来自主题: Tennis版 - 年终一奔
嗯, 我比赛的战术就是多用正手上旋和他相持, 最好能压制他反手, 等待机会。 基
本从没想打死他。 黑衣,击球比我clean (力量方面比我effecient) , 盯球比我准,
心态比我稳==> 总体比我放松。 他发球该还有几个gear, 没有充分发出他发球的水平,
可能是想 keep the match a little interesting.
l**********s
发帖数: 4363
23

当然增加负担,我上过游戏design的课,有一章专门就说这个,因为视角锁定,数据库
里用的环境变量和动态变量都是新的数据,不是原始数据,隔的越远,需要增加的data
越多,因为周围的环境敌人也越来越多,如果都是static的还好,但因为周围有敌人,
是活动的,必须要把这个新数据跟原始数据叠加。这些需要相当effecient的算法才能
handle了。
这游戏各种优化一塌糊涂已经是不争的事实了,游戏吊针也那么的厉害。下次应该用
geow的团队来做他。
t******e
发帖数: 362
24
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t******e
发帖数: 362
25
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发帖数: 362
26
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发帖数: 362
27
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发帖数: 362
28
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发帖数: 362
29
来自主题: Exchange版 - 售: 7款围巾各一
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k********n
发帖数: 1819
30
what's wrong with what he said? within a manageable distance, bike ride is
the most effecient way to go; the alternative would be by train and transfer
to a rural bus, it is more expesive and may not be more comfortable either.
what do you think? people should all take private jet?
w******e
发帖数: 1437
31
来自主题: Piebridge版 - 走入婚姻系列问题二
尽快找Mr.Right, right?
but I don't know the effecient way to find him
d******2
发帖数: 107
32
来自主题: Belief版 - littletshirt 的拙劣謊言 (转载)
Eloihim talked about random mutation in the context on biological evolution
instead of mathematical randomness. She then kept saying Eloihim don't
understand randomness.
And the error in littletshirt's argument for this whole "randomness" issue
is that:
1. She kept saying that randomness cannot generate order and complexity. She
does not understand that natural selection can select those efficient
organisms(e.g. by favoring reproduction efficiency). Her error is similar to
the misuse of the seco... 阅读全帖
r****g
发帖数: 511
33
来自主题: Zhejiang版 - 常用安全套易患卵巢癌,zz
Oh, that fantasy... if i get a qualifed partner with lots of luv in future,
i might be daydreaming about incubating couple of fetuses at one go... kindda
more effecient and less harmful compared with one after another continously.
.. //blushing~``
//escapa~`` ==b
f*****r
发帖数: 229
34

And understanding != you can find new/exciting things.
The main problem is what is the most effecient way to get into one field/one
problem. From my experience, if you want to build some background knowledge,
it is better to read some jounal articles/Ph.D thesis. Then you can read some
latest conference/workshop papers to know the state of the art.
c******n
发帖数: 4965
35
I also don't see the point of
making everything inside vim,
normally I just open two windows, (anyway, it's already the age of X,
the rationale of IDE probably is only useful in console-age )
how well you integrate the two parts falls to the job of window manager,
so I think to make you job effecient, you need to work on the whole system,
and different parts fall to different components, not only focusing on
the editor
s****r
发帖数: 17
36
来自主题: Database版 - help: SQL Server数据同步复制
My first thought is that merge is more than you need. With
ISDN, I thought that snapshot will be more stable and
effecient.
But now I think that merge is probably a good choice because
it supports causal dial up connections.
y****w
发帖数: 3747
37
normally we prefer to resolve our problem with as few as sql statement.
but the reality is, most dbmses are lack of as good as enough optimization
for those 'intermediate' table, I call it 'indexed CTE' . this is very common if you're working on BI projects and
need to deal with large volume of data.
but the fact could be simpler, it's always easier to be developers using a
lot of temp tables than one who
always trying to write short effecient sql.
C****n
发帖数: 2324
38
You can think about Attribute this way:
Category 1:
1. They are the same as
static const.
2. They have to be accessed in a different way. (GetCustomAttributes)
3. They are not as effecient as static const variables, but they are less
resource demanding. Since usually they are not loaded into memory until you
use them especially.
============================================
Category 2:
Magic pre-built-in Attributes:
These stuff are bullshit, it's just a replacement of the compiler directive in
c********e
发帖数: 383
39
来自主题: Programming版 - 关于内存泄漏
there is no need to doubt about that.
if one wants to trade managebility with effeciency, definitely u can do that
or maybe just switch to java persay.
c********e
发帖数: 383
40
来自主题: Programming版 - some interview questions i met and remembered
1) given the taylor seirous expension of sin(t), write the most effecient pr
ogram in c/c++ to calculate the result given a t and the number of expension
unit.
2) write code to implement itoa
3) painball game. 3 participants. A 90% chance of hiting target, B 75%, C 45
%. they are initially positioned at the verties of a equal latteral trangle.
the rule is they will all roll a fair dice once and got a number. Assuming
there is no duplicates, once each one got a number, their shooting sequence
is
e***a
发帖数: 18
41
来自主题: Programming版 - two interview questions
Given the taylor seirous expension of sin(t), write the most effecient
program in c/c++ to calculate the result given a t and the order of the
expansion.
what are the usual problems you will have when porting numerical
calculations from Windows to Linux?
c***d
发帖数: 996
42
☆─────────────────────────────────────☆
crystalike (Motivation) 于 (Sat Jan 13 11:52:34 2007) 提到:
1) given the taylor seirous expension of sin(t), write the most effecient pr
ogram in c/c++ to calculate the result given a t and the number of expension
unit.
2) write code to implement itoa
3) painball game. 3 participants. A 90% chance of hiting target, B 75%, C 45
%. they are initially positioned at the verties of a equal latteral trangle.
the rule is they will all roll a fair dice once and
f**********d
发帖数: 4960
43
来自主题: Programming版 - python读入数据的问题
这文件100多个G,
不能整体读到内存里,像read()那样。
need memory effecient way.
o*******m
发帖数: 8
44
来自主题: XML版 - 挖坑!

XML is very very useful for business integration in industry. It is very
important keyword you should put in your resume too :-)
From technology point of view, XML is nothing but text parsing. Existing
algorithms and theories of data structure/compiler will be enough for this
purpose in the following 20 years :-)
But if you really want to relative hard topic for xml, you can try to find
out how to query the xml element more effeciently. I do not really think
this is hard though.
m*****0
发帖数: 33
45
我先说说我的经验吧, 是的,MM说的一点也不错,真正学到东西是在做了SENIOR以后
这两年,刚刚进去要学很多东西,比如象很多TAX SOFTWARE,还有很多FIRM-WIDE的东西
要学(和TAX没什么大的关系),而且刚开始做都是做很简单的东西,比如说set up
workpaper binder, make copies之类的,而且在public accting 做很time senstive
,你不能化太多的时间,要不人家就是说你不 effecient,很多东西一两年下来,你只
知道怎么样做完它,怎样么做对它,并不知道为什么要这样做,而且到了senior level
, you are not the preparer anymore, but the reviewer, 这个时候你才会发现,哦
。。原来我以前做的东西是这样的。。。you can see big pics now and you will
have more time to really learn things, not only get things done on time...不
知道说的够不够具体。。
m**o
发帖数: 13
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来自主题: Biology版 - Re: How long does it take for expression
The time for assay your transient expression depends on your host cell, transcrioption
effeciency,posttranslation mechanism etc. In one words, there are many may have
effect on your expression assay. So people used to do a progressive assay to
determine the best time point for your assay.
According to different transfection protocol, there is difference of incubation
time before conducting the assay.
The mechanism of transfection between Lipo and Calcium is diferent. For the
different cases, the
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