LIHKG 計劃進修PhD/Research討論區 (5)
數學廢柴 2017-3-22 00:57:29
Optimization 其實學乜野
:^(

點optimize某objective subject to 唔同constraint (equality or inequality)
幾時有solution, 點計呀etc
深啲既有dynamic optimization, decision making over time etc.

like high school finding local maximum pt/minimum pt

Dynamic programming
:^(
:^(
:^(

讀緊game theory,入面有好多simplex optimization,用手計計到頭暈
:^(

Agger 好煩
:^(
nash bargaining solution


Dynamic programming 已經好好做。
Behavioral econ 有啲咩multi-selves agent, dynamically inconsistent agent, 連dynamic programming 都唔apply,煩到嘔泡。
Nash bargaining 亦都係最簡單,有幾多relationship中的surplus只係按bargaining power分。

好在我唔係modeling個邊
:^(

optimization其實係好正既topic 我做緊machine learning research
Machine learning入面好多algorithm 都係solve optimization problems
當中會用到好多real analysis同functional analysis既techniques
最正個位係可以自己諗某啲algorithms去solve某一類optimization problems然後paper
:^(

functional 同 real analysis 都好正
:^(

巴打講多啲
:^(
QM有好多banach space,想知多啲functional analysis做啲咩
:^(

我d FA已經唔記得七七八八
:^(
, 我更加唔識物理
某D Linear PDE可以用functional analysis的方法去deduce d property
e.g. compact operators
又可以用黎construct measures, e.g. Haar measure
同埋functional analysis本身會deal with d Banach / Hilbert spaces, 但係數學本身都會遇到呢D spaces, e.g. space of continuous functions, L^p spaces等等
probability都會見到, e.g. weak convergence
所以functional analysis算係analysis的基礎野
:^(
又要準備溫書考qualifying
:^(
:^(
:^(

analysis好難讀
:^(
巴打一定好醒目
:^(
:^(

我只係數學系的地底泥
:^(

Ads

數學廢柴 2017-3-22 00:58:19

Agger 好煩
:^(
nash bargaining solution


Dynamic programming 已經好好做。
Behavioral econ 有啲咩multi-selves agent, dynamically inconsistent agent, 連dynamic programming 都唔apply,煩到嘔泡。
Nash bargaining 亦都係最簡單,有幾多relationship中的surplus只係按bargaining power分。

好在我唔係modeling個邊
:^(

optimization其實係好正既topic 我做緊machine learning research
Machine learning入面好多algorithm 都係solve optimization problems
當中會用到好多real analysis同functional analysis既techniques
最正個位係可以自己諗某啲algorithms去solve某一類optimization problems然後paper
:^(

functional 同 real analysis 都好正
:^(

巴打講多啲
:^(
QM有好多banach space,想知多啲functional analysis做啲咩
:^(

我d FA已經唔記得七七八八
:^(
, 我更加唔識物理
某D Linear PDE可以用functional analysis的方法去deduce d property
e.g. compact operators
又可以用黎construct measures, e.g. Haar measure
同埋functional analysis本身會deal with d Banach / Hilbert spaces, 但係數學本身都會遇到呢D spaces, e.g. space of continuous functions, L^p spaces等等
probability都會見到, e.g. weak convergence
所以functional analysis算係analysis的基礎野
:^(
又要準備溫書考qualifying
:^(
:^(
:^(

Kinli既analysis已經讀唔好
:^(


唔敢讀real an/fa
:^(

Kin Li 科Analysis係學唔到任何野, 自修把啦
:^(
老卡拉馬佐夫 2017-3-22 00:59:59 點先可以讀好mathematical analysis
:^(
:^(
Michaelzaki 2017-3-22 01:00:48

我趕唔切火車
:^(

下個星期再見佢 唔知會唔會被屌

俾我係advisor都屌你
:^(
:^(

做人公平d好 我都俾唔少prof放過飛機
:^(

我個prof覆email好慢,成日約唔到時間
:^(

之前有個prof隔三個月先覆我
之後我睬佢都戇鳩
:^(

我聖誕搵佢,佢農曆新年先黎覆我,仲加句merry christmas
:^(

:^(
:^(
數學廢柴 2017-3-22 01:02:29
點先可以讀好mathematical analysis
:^(
:^(

Practice Makes Perfect
:^(
Michaelzaki 2017-3-22 01:03:33
點先可以讀好mathematical analysis
:^(
:^(

Practice Makes Perfect
:^(

諗住慢慢做晒rudin後面d exercise
:^(
婆你呀麼 2017-3-22 01:03:59

好在我唔係modeling個邊
:^(

optimization其實係好正既topic 我做緊machine learning research
Machine learning入面好多algorithm 都係solve optimization problems
當中會用到好多real analysis同functional analysis既techniques
最正個位係可以自己諗某啲algorithms去solve某一類optimization problems然後paper
:^(

functional 同 real analysis 都好正
:^(

巴打講多啲
:^(
QM有好多banach space,想知多啲functional analysis做啲咩
:^(

我d FA已經唔記得七七八八
:^(
, 我更加唔識物理
某D Linear PDE可以用functional analysis的方法去deduce d property
e.g. compact operators
又可以用黎construct measures, e.g. Haar measure
同埋functional analysis本身會deal with d Banach / Hilbert spaces, 但係數學本身都會遇到呢D spaces, e.g. space of continuous functions, L^p spaces等等
probability都會見到, e.g. weak convergence
所以functional analysis算係analysis的基礎野
:^(
又要準備溫書考qualifying
:^(
:^(
:^(

Kinli既analysis已經讀唔好
:^(


唔敢讀real an/fa
:^(

Kin Li 科Analysis係學唔到任何野, 自修把啦
:^(

Pp analysis
:^(
但係我都係得mean
有諗過去讀complex不過又唔多岩用

Last一個sem Optimization又懶得上
:^(
遲下問fd拎notes睇好過
我沒有放棄 2017-3-22 01:05:03
點先可以讀好mathematical analysis
:^(
:^(

Practice Makes Perfect
:^(

諗住慢慢做晒rudin後面d exercise
:^(

好勁
:^(
:^(
我當年都冇時間做
數學廢柴 2017-3-22 01:06:42
點先可以讀好mathematical analysis
:^(
:^(

Practice Makes Perfect
:^(

諗住慢慢做晒rudin後面d exercise
:^(

好勁
:^(
:^(
我當年都冇時間做

其實唔駛做Rudin咁誇張, 佢D exercise設計唔係話好, 當你適應左之後會覺得Baby rudin唔太難
:^(

做Bartle Tao果D會好D
Michaelzaki 2017-3-22 01:07:26
點先可以讀好mathematical analysis
:^(
:^(

Practice Makes Perfect
:^(

諗住慢慢做晒rudin後面d exercise
:^(

好勁
:^(
:^(
我當年都冇時間做

其實唔駛做Rudin咁誇張, 佢D exercise設計唔係話好, 當你適應左之後會覺得Baby rudin唔太難
:^(

做Bartle Tao果D會好D

收到
:^(
:^(
數學廢柴 2017-3-22 01:08:12

好在我唔係modeling個邊
:^(

optimization其實係好正既topic 我做緊machine learning research
Machine learning入面好多algorithm 都係solve optimization problems
當中會用到好多real analysis同functional analysis既techniques
最正個位係可以自己諗某啲algorithms去solve某一類optimization problems然後paper
:^(

functional 同 real analysis 都好正
:^(

巴打講多啲
:^(
QM有好多banach space,想知多啲functional analysis做啲咩
:^(

我d FA已經唔記得七七八八
:^(
, 我更加唔識物理
某D Linear PDE可以用functional analysis的方法去deduce d property
e.g. compact operators
又可以用黎construct measures, e.g. Haar measure
同埋functional analysis本身會deal with d Banach / Hilbert spaces, 但係數學本身都會遇到呢D spaces, e.g. space of continuous functions, L^p spaces等等
probability都會見到, e.g. weak convergence
所以functional analysis算係analysis的基礎野
:^(
又要準備溫書考qualifying
:^(
:^(
:^(

Kinli既analysis已經讀唔好
:^(


唔敢讀real an/fa
:^(

Kin Li 科Analysis係學唔到任何野, 自修把啦
:^(

Pp analysis
:^(
但係我都係得mean
有諗過去讀complex不過又唔多岩用

Last一個sem Optimization又懶得上
:^(
遲下問fd拎notes睇好過

Imaging 唔駛識complex analysis咩
:^(

Ads

數學廢柴 2017-3-22 01:14:21
點先可以讀好mathematical analysis
:^(
:^(

Practice Makes Perfect
:^(

諗住慢慢做晒rudin後面d exercise
:^(

好勁
:^(
:^(
我當年都冇時間做

其實唔駛做Rudin咁誇張, 佢D exercise設計唔係話好, 當你適應左之後會覺得Baby rudin唔太難
:^(

做Bartle Tao果D會好D

收到
:^(
:^(

Tao本Analysis真係好撚詳細, 係mulcal之前仲會recall返D linear algebra
:^(
我沒有放棄 2017-3-22 01:15:34
點先可以讀好mathematical analysis
:^(
:^(

Practice Makes Perfect
:^(

諗住慢慢做晒rudin後面d exercise
:^(

好勁
:^(
:^(
我當年都冇時間做

其實唔駛做Rudin咁誇張, 佢D exercise設計唔係話好, 當你適應左之後會覺得Baby rudin唔太難
:^(

做Bartle Tao果D會好D

收到
:^(
:^(

Tao本Analysis真係好撚詳細, 係mulcal之前仲會recall返D linear algebra
:^(

其實當年我都有睇Tao
:^(
繼續沈醉(轉運) 2017-3-22 01:23:35

Agger 好煩
:^(
nash bargaining solution


Dynamic programming 已經好好做。
Behavioral econ 有啲咩multi-selves agent, dynamically inconsistent agent, 連dynamic programming 都唔apply,煩到嘔泡。
Nash bargaining 亦都係最簡單,有幾多relationship中的surplus只係按bargaining power分。

好在我唔係modeling個邊
:^(

optimization其實係好正既topic 我做緊machine learning research
Machine learning入面好多algorithm 都係solve optimization problems
當中會用到好多real analysis同functional analysis既techniques
最正個位係可以自己諗某啲algorithms去solve某一類optimization problems然後paper
:^(

functional 同 real analysis 都好正
:^(

巴打講多啲
:^(
QM有好多banach space,想知多啲functional analysis做啲咩
:^(

我d FA已經唔記得七七八八
:^(
, 我更加唔識物理
某D Linear PDE可以用functional analysis的方法去deduce d property
e.g. compact operators
又可以用黎construct measures, e.g. Haar measure
同埋functional analysis本身會deal with d Banach / Hilbert spaces, 但係數學本身都會遇到呢D spaces, e.g. space of continuous functions, L^p spaces等等
probability都會見到, e.g. weak convergence
所以functional analysis算係analysis的基礎野
:^(
又要準備溫書考qualifying
:^(
:^(
:^(

Kinli既analysis已經讀唔好
:^(


唔敢讀real an/fa
:^(

Kin Li 科Analysis係學唔到任何野, 自修把啦
:^(

讀完3033唔知自己學過乜
數學廢柴 2017-3-22 01:26:00

Agger 好煩
:^(
nash bargaining solution


Dynamic programming 已經好好做。
Behavioral econ 有啲咩multi-selves agent, dynamically inconsistent agent, 連dynamic programming 都唔apply,煩到嘔泡。
Nash bargaining 亦都係最簡單,有幾多relationship中的surplus只係按bargaining power分。

好在我唔係modeling個邊
:^(

optimization其實係好正既topic 我做緊machine learning research
Machine learning入面好多algorithm 都係solve optimization problems
當中會用到好多real analysis同functional analysis既techniques
最正個位係可以自己諗某啲algorithms去solve某一類optimization problems然後paper
:^(

functional 同 real analysis 都好正
:^(

巴打講多啲
:^(
QM有好多banach space,想知多啲functional analysis做啲咩
:^(

我d FA已經唔記得七七八八
:^(
, 我更加唔識物理
某D Linear PDE可以用functional analysis的方法去deduce d property
e.g. compact operators
又可以用黎construct measures, e.g. Haar measure
同埋functional analysis本身會deal with d Banach / Hilbert spaces, 但係數學本身都會遇到呢D spaces, e.g. space of continuous functions, L^p spaces等等
probability都會見到, e.g. weak convergence
所以functional analysis算係analysis的基礎野
:^(
又要準備溫書考qualifying
:^(
:^(
:^(

Kinli既analysis已經讀唔好
:^(


唔敢讀real an/fa
:^(

Kin Li 科Analysis係學唔到任何野, 自修把啦
:^(

讀完3033唔知自己學過乜

3033係廢
:^(
:^(
:^(

"You learnt nothing."
PhM 2017-3-22 01:27:15 而加係UK讀緊taught master,politics野,想繼續讀上去,有d野想問大家

我暫時有兩個offer
一個係Warwick PhD
一個係Oxford Master in Research(讀一年),讀得ok就可以transfer過PhD

如果兩個都無funding既話,我應該會過oxford

但如果Warwick oxford都有funding既話,應該點揀好?我有呢D顧慮 :

1) 我同warwick個邊既supervisor關係較好,佢係我個field到都有咁上下出名。如果warwick比funding,我都照去oxford有d擔心會影響佢對我既印象

2) 我知道warwick畢業如果係英國搵同學術有關既工作唔難,但如果我之後最想返返香港做野,warwick出黎會唔會比oxford出黎輸蝕?

3) 如果我讀oxford唔揀warwick,我之後就要再次同其他人爭funding,而funding既競爭係好激烈,之後隨時一間都唔會比

4) 係oxford讀完個msc,就算無得原校上phd,上返lse/ucl/king's/anu/warwick 等tier既學校都會較容易(當然前提係我要係而加讀緊既master拎到distinction)

5) 我warwick supervisor以前oxford出黎,佢話個邊既supervisor唔會好認真比comment你,好多時都係等個phd自生自滅

我應該點揀
:^(
真心想聽下大家意見
數學廢柴 2017-3-22 01:29:47
而加係UK讀緊taught master,politics野,想繼續讀上去,有d野想問大家

我暫時有兩個offer
一個係Warwick PhD
一個係Oxford Master in Research(讀一年),讀得ok就可以transfer過PhD

如果兩個都無funding既話,我應該會過oxford

但如果Warwick oxford都有funding既話,應該點揀好?我有呢D顧慮 :

1) 我同warwick個邊既supervisor關係較好,佢係我個field到都有咁上下出名。如果warwick比funding,我都照去oxford有d擔心會影響佢對我既印象

2) 我知道warwick畢業如果係英國搵同學術有關既工作唔難,但如果我之後最想返返香港做野,warwick出黎會唔會比oxford出黎輸蝕?

3) 如果我讀oxford唔揀warwick,我之後就要再次同其他人爭funding,而funding既競爭係好激烈,之後隨時一間都唔會比

4) 係oxford讀完個msc,就算無得原校上phd,上返lse/ucl/king's/anu/warwick 等tier既學校都會較容易(當然前提係我要係而加讀緊既master拎到distinction)

5) 我warwick supervisor以前oxford出黎,佢話個邊既supervisor唔會好認真比comment你,好多時都係等個phd自生自滅

我應該點揀
:^(
真心想聽下大家意見

如果係學術或者大公司會識warwick
D中小企就...
:^(
Michaelzaki 2017-3-22 01:31:22
而加係UK讀緊taught master,politics野,想繼續讀上去,有d野想問大家

我暫時有兩個offer
一個係Warwick PhD
一個係Oxford Master in Research(讀一年),讀得ok就可以transfer過PhD

如果兩個都無funding既話,我應該會過oxford

但如果Warwick oxford都有funding既話,應該點揀好?我有呢D顧慮 :

1) 我同warwick個邊既supervisor關係較好,佢係我個field到都有咁上下出名。如果warwick比funding,我都照去oxford有d擔心會影響佢對我既印象

2) 我知道warwick畢業如果係英國搵同學術有關既工作唔難,但如果我之後最想返返香港做野,warwick出黎會唔會比oxford出黎輸蝕?

3) 如果我讀oxford唔揀warwick,我之後就要再次同其他人爭funding,而funding既競爭係好激烈,之後隨時一間都唔會比

4) 係oxford讀完個msc,就算無得原校上phd,上返lse/ucl/king's/anu/warwick 等tier既學校都會較容易(當然前提係我要係而加讀緊既master拎到distinction)

5) 我warwick supervisor以前oxford出黎,佢話個邊既supervisor唔會好認真比comment你,好多時都係等個phd自生自滅

我應該點揀
:^(
真心想聽下大家意見

如果係學術或者大公司會識warwick
D中小企就...
:^(

想acedemic發展定industry先
好advisor好重要 如果想係acedemic發展我建議warwick
PhM 2017-3-22 01:32:22
而加係UK讀緊taught master,politics野,想繼續讀上去,有d野想問大家

我暫時有兩個offer
一個係Warwick PhD
一個係Oxford Master in Research(讀一年),讀得ok就可以transfer過PhD

如果兩個都無funding既話,我應該會過oxford

但如果Warwick oxford都有funding既話,應該點揀好?我有呢D顧慮 :

1) 我同warwick個邊既supervisor關係較好,佢係我個field到都有咁上下出名。如果warwick比funding,我都照去oxford有d擔心會影響佢對我既印象

2) 我知道warwick畢業如果係英國搵同學術有關既工作唔難,但如果我之後最想返返香港做野,warwick出黎會唔會比oxford出黎輸蝕?

3) 如果我讀oxford唔揀warwick,我之後就要再次同其他人爭funding,而funding既競爭係好激烈,之後隨時一間都唔會比

4) 係oxford讀完個msc,就算無得原校上phd,上返lse/ucl/king's/anu/warwick 等tier既學校都會較容易(當然前提係我要係而加讀緊既master拎到distinction)

5) 我warwick supervisor以前oxford出黎,佢話個邊既supervisor唔會好認真比comment你,好多時都係等個phd自生自滅

我應該點揀
:^(
真心想聽下大家意見

如果係學術或者大公司會識warwick
D中小企就...
:^(

讀得phd已經無係non-academic sector搵工既打算
:^(
PhM 2017-3-22 01:33:30
而加係UK讀緊taught master,politics野,想繼續讀上去,有d野想問大家

我暫時有兩個offer
一個係Warwick PhD
一個係Oxford Master in Research(讀一年),讀得ok就可以transfer過PhD

如果兩個都無funding既話,我應該會過oxford

但如果Warwick oxford都有funding既話,應該點揀好?我有呢D顧慮 :

1) 我同warwick個邊既supervisor關係較好,佢係我個field到都有咁上下出名。如果warwick比funding,我都照去oxford有d擔心會影響佢對我既印象

2) 我知道warwick畢業如果係英國搵同學術有關既工作唔難,但如果我之後最想返返香港做野,warwick出黎會唔會比oxford出黎輸蝕?

3) 如果我讀oxford唔揀warwick,我之後就要再次同其他人爭funding,而funding既競爭係好激烈,之後隨時一間都唔會比

4) 係oxford讀完個msc,就算無得原校上phd,上返lse/ucl/king's/anu/warwick 等tier既學校都會較容易(當然前提係我要係而加讀緊既master拎到distinction)

5) 我warwick supervisor以前oxford出黎,佢話個邊既supervisor唔會好認真比comment你,好多時都係等個phd自生自滅

我應該點揀
:^(
真心想聽下大家意見

如果係學術或者大公司會識warwick
D中小企就...
:^(

想acedemic發展定industry先
好advisor好重要 如果想係acedemic發展我建議warwick


佢好肯教我野
:^(
數學廢柴 2017-3-22 01:33:51
而加係UK讀緊taught master,politics野,想繼續讀上去,有d野想問大家

我暫時有兩個offer
一個係Warwick PhD
一個係Oxford Master in Research(讀一年),讀得ok就可以transfer過PhD

如果兩個都無funding既話,我應該會過oxford

但如果Warwick oxford都有funding既話,應該點揀好?我有呢D顧慮 :

1) 我同warwick個邊既supervisor關係較好,佢係我個field到都有咁上下出名。如果warwick比funding,我都照去oxford有d擔心會影響佢對我既印象

2) 我知道warwick畢業如果係英國搵同學術有關既工作唔難,但如果我之後最想返返香港做野,warwick出黎會唔會比oxford出黎輸蝕?

3) 如果我讀oxford唔揀warwick,我之後就要再次同其他人爭funding,而funding既競爭係好激烈,之後隨時一間都唔會比

4) 係oxford讀完個msc,就算無得原校上phd,上返lse/ucl/king's/anu/warwick 等tier既學校都會較容易(當然前提係我要係而加讀緊既master拎到distinction)

5) 我warwick supervisor以前oxford出黎,佢話個邊既supervisor唔會好認真比comment你,好多時都係等個phd自生自滅

我應該點揀
:^(
真心想聽下大家意見

如果係學術或者大公司會識warwick
D中小企就...
:^(

讀得phd已經無係non-academic sector搵工既打算
:^(

行學術路線一定係好老細行先

Ads

Unexpected 2017-3-22 01:34:29
而加係UK讀緊taught master,politics野,想繼續讀上去,有d野想問大家

我暫時有兩個offer
一個係Warwick PhD
一個係Oxford Master in Research(讀一年),讀得ok就可以transfer過PhD

如果兩個都無funding既話,我應該會過oxford

但如果Warwick oxford都有funding既話,應該點揀好?我有呢D顧慮 :

1) 我同warwick個邊既supervisor關係較好,佢係我個field到都有咁上下出名。如果warwick比funding,我都照去oxford有d擔心會影響佢對我既印象

2) 我知道warwick畢業如果係英國搵同學術有關既工作唔難,但如果我之後最想返返香港做野,warwick出黎會唔會比oxford出黎輸蝕?

3) 如果我讀oxford唔揀warwick,我之後就要再次同其他人爭funding,而funding既競爭係好激烈,之後隨時一間都唔會比

4) 係oxford讀完個msc,就算無得原校上phd,上返lse/ucl/king's/anu/warwick 等tier既學校都會較容易(當然前提係我要係而加讀緊既master拎到distinction)

5) 我warwick supervisor以前oxford出黎,佢話個邊既supervisor唔會好認真比comment你,好多時都係等個phd自生自滅

我應該點揀
:^(
真心想聽下大家意見

如果係學術或者大公司會識warwick
D中小企就...
:^(

讀得phd已經無係non-academic sector搵工既打算
:^(

行學術路線一定係好老細行先

老細 or 學校 or both?
PhM 2017-3-22 01:40:48 回樓上幾位巴打:

其實我oxford個邊既formal offer letter未出...只係department比左informal offer letter我,話已經收左我,但未知supervisor會係邊個

不過我apply oxford個時 indicate左一個oxford prof做我supervisor
而個位oxford prof係我warwick supervisor讀phd個時既師父

個oxford prof收到我份application個時email過我warwick supervisor,問佢覺得我點
warwick supervisor亦都有寫好我

而呢個oxford prof係個field係超出名,比我warwick supervisor既名氣大好多
我沒有放棄 2017-3-22 01:46:13
回樓上幾位巴打:

其實我oxford個邊既formal offer letter未出...只係department比左informal offer letter我,話已經收左我,但未知supervisor會係邊個

不過我apply oxford個時 indicate左一個oxford prof做我supervisor
而個位oxford prof係我warwick supervisor讀phd個時既師父

個oxford prof收到我份application個時email過我warwick supervisor,問佢覺得我點
warwick supervisor亦都有寫好我

而呢個oxford prof係個field係超出名,比我warwick supervisor既名氣大好多

oxford
:^(
:^(
:^(
:^(
PhM 2017-3-22 01:50:43
回樓上幾位巴打:

其實我oxford個邊既formal offer letter未出...只係department比左informal offer letter我,話已經收左我,但未知supervisor會係邊個

不過我apply oxford個時 indicate左一個oxford prof做我supervisor
而個位oxford prof係我warwick supervisor讀phd個時既師父

個oxford prof收到我份application個時email過我warwick supervisor,問佢覺得我點
warwick supervisor亦都有寫好我

而呢個oxford prof係個field係超出名,比我warwick supervisor既名氣大好多

oxford
:^(
:^(
:^(
:^(


我total報左8個program
:^(
,全部衰晒,得兩間ok

同埋oxford呢個都係msc,我本身undergrad完左先報係會著數d (以我所知唔少applicants for this program都係undergrad未grad)

如果唔係咁岩我supervisor同oxford個邊有d渊源我肯定oxford唔收
:^(

關係真係好重要