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Maximal frequent patterns superset checking plays an important role in the efficient mining of complete Maximal Frequent Itemsets (MFI) and maximal search space pruning. In this paper we present a new indexing approach, FastLMFI for local…

Databases · Computer Science 2016-11-17 Shariq Bashir , Abdul Rauf Baig

Real world datasets are sparse, dirty and contain hundreds of items. In such situations, discovering interesting rules (results) using traditional frequent itemset mining approach by specifying a user defined input support threshold is not…

Databases · Computer Science 2009-04-22 Shariq Bashir , Zahoor Jan , Abdul Rauf Baig

In this paper we present a novel hybrid (arraybased layout and vertical bitmap layout) database representation approach for mining complete Maximal Frequent Itemset (MFI) on sparse and large datasets. Our work is novel in terms of…

Databases · Computer Science 2016-11-17 Shariq Bashir , Abdul Rauf Baig

Mining frequent itemsets is an essential problem in data mining and plays an important role in many data mining applications. In recent years, some itemset representations based on node sets have been proposed, which have shown to be very…

Data Structures and Algorithms · Computer Science 2018-01-12 Zhi-Hong Deng

Here, we present a novel algorithm for frequent itemset mining for streaming data (FIM-SD). For the past decade, various FIM-SD methods in one-pass approximation settings have been developed to approximate the frequency of each itemset.…

Databases · Computer Science 2019-01-08 Yoshitaka Yamamoto , Yasuo Tabei , Koji Iwanuma

Set intersection is the core in a variety of problems, e.g. frequent itemset mining and sparse boolean matrix multiplication. It is well-known that large speed gains can, for some computational problems, be obtained by using a graphics…

Data Structures and Algorithms · Computer Science 2011-02-07 Rasmus Resen Amossen , Rasmus Pagh

While general object detection with deep learning has achieved great success in the past few years, the performance and efficiency of detecting small objects are far from satisfactory. The most common and effective way to promote small…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Chenhongyi Yang , Zehao Huang , Naiyan Wang

In this paper, we propose a novel data structure called PUN-list, which maintains both the utility information about an itemset and utility upper bound for facilitating the processing of mining high utility itemsets. Based on PUN-lists, we…

Databases · Computer Science 2015-10-09 Zhi-Hong Deng , Shulei Ma , He Liu

Frequent Pattern Mining is a one field of the most significant topics in data mining. In recent years, many algorithms have been proposed for mining frequent itemsets. A new algorithm has been presented for mining frequent itemsets based on…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-05-23 Arkan A. G. Al-Hamodi , Songfeng Lu

Finding frequent itemsets in a data source is a fundamental operation behind Association Rule Mining. Generally, many algorithms use either the bottom-up or top-down approaches for finding these frequent itemsets. When the length of…

Databases · Computer Science 2011-09-13 M. Rajalakshmi , Dr. T. Purusothaman , Dr. R. Nedunchezhian

Itemset mining has been an active area of research due to its successful application in various data mining scenarios including finding association rules. Though most of the past work has been on finding frequent itemsets, infrequent…

Databases · Computer Science 2012-07-23 Ashish Gupta , Akshay Mittal , Arnab Bhattacharya

This paper proposes a frequent itemset mining algorithm based on the Boolean matrix method, aiming to solve the storage and computational bottlenecks of traditional frequent pattern mining algorithms in high-dimensional and large-scale…

Databases · Computer Science 2024-12-30 Xuan Li , Tingyi Ruan , Yankaiqi Li , Quanchao Lu , Xiaoxuan Sun

Recent studies on frequent itemset mining algorithms resulted in significant performance improvements. However, if the minimal support threshold is set too low, or the data is highly correlated, the number of frequent itemsets itself can be…

Databases · Computer Science 2007-05-23 Toon Calders , Bart Goethals

Data mining is the practice to search large amount of data to discover data patterns. Data mining uses mathematical algorithms to group the data and evaluate the future events. Association rule is a research area in the field of knowledge…

Databases · Computer Science 2013-02-08 Jnanamurthy H. K.

Frequent Subgraph Mining (FSM) is the key task in many graph mining and machine learning applications. Numerous systems have been proposed for FSM in the past decade. Although these systems show good performance for small patterns (with no…

Databases · Computer Science 2021-02-09 Peng Jiang , Rujia Wang , Bo Wu

In the recent decade companies started collecting of large amount of data. Without a proper analyse, the data are usually useless. The field of analysing the data is called data mining. Unfortunately, the amount of data is quite large: the…

Databases · Computer Science 2021-08-12 Robert Kessl

Deep convolutional neural networks (CNNs) have made impressive progress in many video recognition tasks such as video pose estimation and video object detection. However, CNN inference on video is computationally expensive due to processing…

Computer Vision and Pattern Recognition · Computer Science 2018-02-28 Bowen Pan , Wuwei Lin , Xiaolin Fang , Chaoqin Huang , Bolei Zhou , Cewu Lu

Vision Transformers (ViTs) have shown impressive performance in computer vision, but their high computational cost, quadratic in the number of tokens, limits their adoption in computation-constrained applications. However, this large number…

Computer Vision and Pattern Recognition · Computer Science 2023-12-14 Yifei Liu , Mathias Gehrig , Nico Messikommer , Marco Cannici , Davide Scaramuzza

Mining frequent itemsets through static Databases has been extensively studied and used and is always considered a highly challenging task. For this reason it is interesting to extend it to data streams field. In the streaming case, the…

Databases · Computer Science 2012-06-06 Manel Zarrouk , Med Salah Gouider

The approximation of nonlinear kernels via linear feature maps has recently gained interest due to their applications in reducing the training and testing time of kernel-based learning algorithms. Current random projection methods avoid the…

Computer Vision and Pattern Recognition · Computer Science 2016-02-05 A. G. Chung , M. J. Shafiee , A. Wong
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