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Retail life

Reflections on retail industry and technology

Retail Discount Concurrency Control - Examples

Retailers sometimes want to control how discounts are applied. Today, we will share a few examples....

Author: Zhiyi Zhang Date: 01/05/2017

Branch and Bound for Retail Discount Knapsack Problem

We have discussed dynamic programming extensively. Today we introduce branch and bound algorithm....

Author: Zhiyi Zhang Date: 01/04/2017

Discount Knapsack Dynamic Programming Optimization – Ordering

Dynamic programming for discount knapsack problem requires pre-ordering of the basic discount...

Author: Zhiyi Zhang Date: 12/20/2016

Discount Knapsack Dynamic Programming Optimization – Purging II

We knew we could we simplify the discount knapsack problem by purging. Now, let’s get to technical...

Author: Zhiyi Zhang Date: 12/19/2016

Discount Knapsack Dynamic Programming – Bounded I

So far, we have mostly talked about unbounded discount knapsack problem, or unbounded...

Author: Zhiyi Zhang Date: 12/16/2016

Discount Knapsack Dynamic Programming Optimization – Purging I

Prerequisite: please make sure you’re familiar with the basics of the dynamic programming. Either...

Author: Zhiyi Zhang Date: 12/15/2016

Discount Best Deal Algorithm – Mixing in Compounded Discounts II

In the first post, we mentioned that compounding may invalidate dynamic programming, actually, any...

Author: Zhiyi Zhang Date: 12/13/2016

Discount Best Deal Algorithm – Mixing in Compounded Discounts I

I love dynamic programming: It’s simple and fast for retail discount best deal problem. There is a...

Author: Zhiyi Zhang Date: 12/12/2016

Discount Knapsack Dynamic Programming Optimization – Pruning

Update - this blog post has been moved to Dynamics 365 Community. Earlier, we introduced dynamic...

Author: Zhiyi Zhang Date: 12/09/2016

Discount Best Deal Algorithm Performance

As we discussed before, retail discount best deal problem is a multi-dimensional integer knapsack...

Author: Zhiyi Zhang Date: 12/08/2016

Retail Discount Concurrency – Favor Retailer

In an early post, we talked about the best deal for the customer. Now, we’re talking about something...

Author: Zhiyi Zhang Date: 12/07/2016

Dynamic Programming for Retail Discount Knapsack Problem

Update - this blog post has been moved to Dynamics 365 Community. Earlier, we explained that retail...

Author: Zhiyi Zhang Date: 12/06/2016

Retail Discount Concurrency – Compounded Discounts

Retailers love compounding discounts. Just the other day, I saw 50% off on top of another 50% off....

Author: Zhiyi Zhang Date: 12/06/2016

Retail Discount Concurrency – Best Deal Knapsack Problem

Update - the blog post has been moved to Dynamics 365 Community. What happens when a product is...

Author: Zhiyi Zhang Date: 12/05/2016

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