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Questions tagged [sequential-pattern-mining]

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How to model machine learning problem for cache replacement policy?

I am trying to implement machine learning on Cache Replacement Policy. I want to train a ML model on labelled data acquire from Belady's Optimal Algorithm for Cache replacement policy. For example, ...
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how to set the positive and the negative class for sequential features selection?

I'm working and classification problem, so after choosing Random Forest as a model, I should the best features for it, for that I used "Sequential Feature Selector" from ...
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idea for a Neural net for price prediction

i'm currently a day trader, with my own process for taking trades, and i'd like to build a neural net to replicate my thought process. I've coded in VBA plenty (don't laugh....its been useful) but ...
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23 views

ACF (Autocorrelation) estimation

I have two signals "Signal A" and Signal B" and I plot the autocorrelation for each signal with itself as shown below. How I can determine which signal has a stronger correlation with itself. To ...
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1answer
29 views

Process mining with ML

I have a little more general question. My dataset consists of N sequences of events. Example of one sequence could be [A,B,C,D,X,Y] and another [A,B,Z], where letters represent different events. The ...
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what type of data mining techniques are employed to identify interesting patterns in data?

I would like to know what data mining technique can be employed to identify the pattern in data. I have a dataset with 35 factors that can be a good indicator of drought onset. I want to identify ...
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Sequential frequent pattern finding from patients dataset along with demographic information

I have patient events data along with their demographic and personal information. I successfully applied Sequential Frequent Patterns in R using SPADE package. But I would like to associate ...
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1answer
26 views

Machine Learning: Classify Array of Numbers based on Patterns

I have experimented with various regression/classifier libraries, they accept training input like "5 is bad" and "10 is good" so they can tell you 7 is bad and 8 is good. Now imagine a more ...
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62 views

Clustering events in a sequence.

I've a sequence of recurring events I want to group together into representing different operation activities of the underlying process. 1) These events might potentially have an order in their ...
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31 views

Algorithm to learn and predict typographical errors/other patterns

I am having transaction data, which passes from one channel to other channel. Now in that process, the data may be subjected to some spelling mistakes or typographical errors. For eg suppose data from ...
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Clustering/ Classifying users based on sequence of action and time

I have some user data where each user has certain pattern of being at different places for some time. I want to create a model which will cluster/classify these users based on these patterns and time ...
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Model for 'Pattern to Pattern'?

How to create a model that will generate a similar pattern/image? And how sould I address it, if I only have 400 exmples after the augmentation. This is the kind of data I have (16X16) 0,0,0,0,0,0,0,...
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Detection of Anomalous Sequential User Behavior

I have a dataset containing a set of normal user sessions. Each session contains a suite of ordered user requests on N system resources {R1, ..., RN}. I want to design a continuous authentication ...
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Building Recommender system alike model with two major issues

I am building a model for an organization which recommends tour packages to travelers. I am thinking about building a recommender system which is feasible with the data I have seen so far but there ...
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k- means clustering on Markov chain trasition probability

I have data set of 50 students. I want to cluster them on their sequential data ( While doing a job they followed multiple sequences A, B, c total 7 stages). I am planning to apply k-means clustering ...
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2answers
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Collection Of Variable Length Sequences and Descriptions: A Search Problem

I have a tough problem and need some advice: Suppose I have a collection of variable length sequences, many of which are unique -- imagine the moves to a chess game, eg d4 Nf6 c4 g6 Nc3 Bg7 ...
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What is the best Sequence Mining Algorithm to use for Hand Written digits Recognition system

What would be the best Sequence Mining Algorithm to use for Hand Written digit Recognition system (other then Deep learning ) ??
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Find a matching pattern in Sequence Pattern Mining Results

I'm using Prefix-SPAN for sequential pattern mining in a sequential database. After that i want to use a ML based model(classifier) for finding a sequence in these results. Please suggest as i'm ...
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1answer
252 views

Using python to identify common paths that users follow among different activities

I have a click-stream data of users regarding their behaviour in a platform. There are activities provided in a temporal order and users can go back and forth between these activities. Below is an ...
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How's frequent pattern mining in data mining?

I am reading a paper Frequent pattern mining:current status and future directions. From this paper I learned that a lot of people did some interesting jobs in this field. But this review is published ...
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1answer
43 views

Simplest way to train a number sequence generator

Here is all 34 rows of my training data: ...
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2answers
188 views

Recognize and predict a periodic pattern

I need to design a controller that tries to collect as much falling objects (raindrops) from an unknown source. Beneficial to solving the problem could be the recognition of the seemingly random ...
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51 views

Data mining for Freezer temperature Data

I have collected a two years data from a freezers temperature monitoring logger. This data belong to a local hotel. ...
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2answers
237 views

Supervised Learning on Sequential data

I am doing credit risk modelling on costumer transaction data a part of which looks like this : ...
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2answers
69 views

How to “count” certain events in a time series

What techniques are suitable and what do I need to learn in order to detect and count the number of "events" (pic) that consist of: a) shape 1 3 and 4 and not of (2 and 5) or b) of all shapes above ...
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1answer
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best python library for finding sequential rules mining?

I want to do sequence learning for that I want to find frequent sequential rules ,this rule consider the order of occurrence
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1answer
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Network Visualization - R code - Which Package is needed?

I'm trying to create a network visualization to study the flights to and from a certain airport. My data consists of 123000 rows in this format: ...
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5answers
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Good “frequent sequence mining” packages in Python?

Has anyone used (and liked) any good "frequent sequence mining" packages in Python other than the FPM in MLLib? I am looking for a stable package, preferable stilled maintained by people. Thank you!
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1answer
412 views

Learning character sequences and predicting sequences

I'm novice to deep learning and sorry if these questions may look very basic. ******************* First Question ******************* I need to predict the next k-characters given some initial text ...
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1answer
55 views

Advance Methods of Understanding Significance of Customer Behaviors

I currently own a couple of websites and lately I've been implementing some feature changes - I've noticed some changes in website traffic and I was wondering what some of the more sophisticated ways ...
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177 views

How to use Sequence labeling for queries with different context?

i'm creating a sequence labeling program using pycrfsuite(BIO taging) and nltk. The program should be able to process queries with different context. I've trained different models for each context ...
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1answer
357 views

If a time series has random time events, how to detect patterns?

My app receives messages with a random number of bits at a random time. But two weeks ago I started to notice some almost regular patterns on the metrics of my app. I suspect they are some bots ...
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1answer
536 views

Sequence pattern mining on continuous dataset

I have a dataset on broadband usage and bills for a set of customers for an year. For every metric, like Upload usage, I have 12 values corresponding to each month. Below are the columns and the ...