SCC Scientific Meeting & Technology Showcase

11 ～12 December, 2018

Location: New York, US

Venue: Sheraton New York Times Square

Website: www.scconline.org

9th Annual Beauty Supply Store Opening and Owners' Conference

19 ～ 20 January, 2019

Location: Los Angeles, US

Website: www.beautysupplyconference.com

Indie Beauty Expo LA

23 ～ 24 January, 2019

Location: Los Angeles, US

Website: indiebeautyexpo.com

American Cleaning Institute (ACI) Annual Meeting

28 January ～ 2 February, 2019

Location: Orlando, Florida, US

Venue: Grande Lakes

Website: www.cleaninginstitute.org

CosmeTech/CosmeTokyo2019

30 January ～ 1February, 2019

Location: Tokyo, Japan

Website: www.cosme-i.jp

BeautyWorld Japan

4 ～ 5 February, 2019

Location: Fukuoka, Japan

4th Future of Surfactants Summit

6 ～ 7 February, 2019

Location: Madrid, Spain

Website: www.wplgroup.com

Professional Beauty GCC/ World Spa & Wellness Convention

17 ～ 18 February, 2019

Location: Dubai, UAE

Website: www.professionalbeauty.ae

ICMAD Cosmetics/Technical Regulatory Forum

19 ～ 20 February, 2019

Location: Manhattan Beach, CA, US

區(qū)域醫(yī)療衛(wèi)生資源配置復合系統(tǒng)雙目標優(yōu)化，由于受到公平性與效率性兩個方面限制，這屬于雙層多目標優(yōu)化決策的問題。雙層優(yōu)化是一類具有決策者參與的，呈遞階結構的雙層優(yōu)化決策問題，上層與下層都有各自的目標函數和約束條件，上層優(yōu)化的最優(yōu)解與下層優(yōu)化的約束條件有關，下層優(yōu)化的最優(yōu)解受上層優(yōu)化約束條件限制。本文雙層優(yōu)化的解法，采用主從遞階交互式算法[14]，直到雙層目標都滿意基礎上求出相對最優(yōu)解，具體步驟為：

Website: www.icmad.org

Personal Care Products Council Annual Meeting

24 ～ 27 February, 2019

Location: Palm Beach, Florida, US

Venue: The Breakers

Website: www.personalcarecouncil.org

Professional Beauty London 2019/ International Manufacturers & Distributors Forum

24 ～ 25 February, 2019

Location: London, England

Website: www.professionalbeauty.co.uk

Personal Care and Homecare Ingredients (PCHi)

26 ～ 28 February, 2019

Location: Guangzhou, China

Venue: Guanzhou Poly World Trade Center

Website: www.pchi-china.com

MakeUp in Los Angeles

27 ～ 28 February, 2019

Location: Los Angeles, US

Website: www.makeup-in.com

International Beauty Innovation Summit

3 ～ 5 March, 2019

Location: Sonoma, CA, US

Website: www.innocosevents.com

International Beauty Show

10 ～ 12 March, 2019

Location: New York, US

Website: www.ibsnewyork.com

Cleaning Products Europe

11 ～ 13 March, 2019

Location: Amsterdam, Netherlands

Website: www.cleaningproductsconference.com

The Makeup Show

23 ～ 24 March, 2019

Location: Houston, TX, US

Website: www.themakeupshow.com

The Makeup Show Houston

23 ～ 24 March, 2019

Location: Houston, TX, US

Venue: Hilton Houston Post Oak Website: www.themakeupshow.com

Clean Buildings Expo (CBE)

26 ～ 27 March, 2019

Location: Baltimore, MD, US

Venue: Baltimore Convention Center Website: www.CleanBuildingsExpo.com

International Esthetics, Cosmetics & Spa Conference/America's Beauty Show

30 March ～ 1 February, 2019

Location: Chicago, IL, US

Website: iecsc.com

In-Cosmetics Global

2 ～ 4 April, 2019

Location: Paris, France

Website: www.in-cosmetics.com

The Fragrance Foundation Awards Luncheon

5 April, 2019

Location: New York, US

Venue: 583 Park Avenue

Website: www.fragrance.org

MakeUp in Shangai

10 ～ 11 April, 2019

Location: Shanghai, China

Website: www.makeup-in.com

The Makeup Show New York

5 ～ 6 May, 2019

Location: New York, US

Venue: Metropolitan Pavilion

Website: www.themakeupshow.com

AOCS Annual Meeting

5 ～ 8 May, 2019

Location: St. Louis, MO, US

Venue: America's Center Convention Complex

Website: https

Sustainable Cosmetics Summit

8 ～10 May, 2019

Location: New York, US

Website: www.sustainablecosmeticssummit.com

The 11th World Surfactant Congress

3 ～ 5 June, 2019

Location: Munich, Germany

Website: www.cesio.eu

5th Future of Formulations in Cosmetics Summit

19 ～ 20 June, 2019

Location: Dusseldorf, Germany

Website: www.wplgroup.com

International Personal Care & Homecare Ingredients and Packaging & Machinery Equipment Exhibition 2019

15 ～ 17 July, 2019

Location: Guangzhou, China

Venue: Poly World Trade Center Exhibition Hall

Website: www.cdcif.cn