Traffic prediction
Accurate traffic flow prediction is highly important for relieving road congestion. Due to the intricate spatial–temporal dependence of traffic flows, especially the hidden …With the speedy development of the Internet network, users’ demand for network resources is growing. The way in which operators allocate and efficiently use network resources has aroused the extensive attention of researchers on traffic prediction [1,2].It is the core technology of network traffic prediction in the era of big data to …Short-term traffic flow prediction is an effective means for intelligent transportation system (ITS) to mitigate traffic congestion. However, traffic flow data with temporal features and periodic characteristics are vulnerable to weather effects, making short-term traffic flow prediction a challenging issue. However, the existing models …
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Traffic prediction is a flourishing research field due to its importance in human mobility in the urban space. Despite this, existing studies only focus on short-term prediction of up to few hours in advance, with most being up to one hour only. Long-term traffic prediction can enable more comprehensive, informed, and proactive measures …Dec 19, 2023 · The main challenge of current traffic prediction tasks is to integrate the information of external factors into the prediction model. The summary of traffic flow prediction methods based on considering external factors is shown in Table 1. Several methods exist in existing studies to deal with external factors, one approach is to concatenate ... Road link speed is often employed as an essential measure of traffic state in the operation of an urban traffic network. Not only real-time traffic demand but also signal timings and other local planning factors are major influential factors. This paper proposes a short-term traffic speed prediction approach, called PL-WGAN, for urban road …
Short-term traffic flow prediction is an effective means for intelligent transportation system (ITS) to mitigate traffic congestion. However, traffic flow data with temporal features and periodic characteristics are vulnerable to weather effects, making short-term traffic flow prediction a challenging issue. However, the existing models …traffic prediction. The main intuition is depicted in Figure 2. The urban traffic prediction is a typical ST forecasting problem, whose main factors include spatial and temporal correlations that are im-plicitly affected by the characteristics of nodes (locations) and edges (the mutual relation between two nodes). Intuitively, the charac-Groundhog Day is a widely celebrated holiday in North America, particularly in the United States and Canada. Held annually on February 2nd, it has become a tradition to gather arou...Feb 10, 2021 · Traffic prediction plays an essential role in intelligent transportation system. Accurate traffic prediction can assist route planing, guide vehicle dispatching, and mitigate traffic congestion. This problem is challenging due to the complicated and dynamic spatio-temporal dependencies between different regions in the road network. Recently, a significant amount of research efforts have been ... Currently, the Google Maps traffic prediction system consists of the following components: (1) a route analyser that processes terabytes of traffic information to construct …
1. Introduction. With the acceleration of urbanization, traffic congestion has become a global problem. In response to this problem, many cities have begun to adopt intelligent transportation systems to optimize urban traffic flow and improve traffic efficiency [1].Intelligent transportation systems must accurately predict urban traffic flow to adjust …Traffic prediction task can be formulated as a multivariate time series forecasting problem with auxiliary prior knowledge. Generally, the prior knowledge is the pre-defined adjacency matrix denoted as a weighted directed graph \( \mathcal {G}=(\mathcal {V},\mathcal {E},A) \).Sep 3, 2020 · To accurately predict future traffic, Google Maps uses machine learning to combine live traffic conditions with historical traffic patterns for roads worldwide. This process is complex for a number of reasons. …
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Jul 2, 2019 ... Authors: Zheyi Pan (Shanghai Jiao Tong University);Yuxuan Liang (National University of Singapore);Weifeng Wang (Shanghai Jiao Tong ... Satellite networks are characterized by rapid topology changes, quick updates in the coverage of subsatellite points, and large variations in service traffic access in different regions, but they are also likely to cause congestion and blockage in the network. In order to solve this problem, a network traffic prediction method based on long short-term memory (LSTM) and generative adversarial ...
paper targets at traffic prediction using LoRa, also known as Long Range Wide Area Network Technology. LoRa is a technology connected to LPWAN (Low Power Wide Area Networks), which is a wirelessAn autoencoder is an NN that attempts to reproduce its input, i.e., the target output is the input of the model. Fig. 1 gives an illustration of an autoencoder, which has one input layer, one hidden layer, and one output layer. Given a set of training sam-ples x(1), x(2), x(3), . . . , where x(i) Rd, an autoencoder.
time herald record Abstract: With the explosive growth of communication traffic and the arrival of 5G technologies, wireless big data has become an enabler for operators to manage and improve their wireless communication systems. Although many mobile traffic prediction methods have been proposed in the past few years, few prediction methods combine …Jun 21, 2022 · Traffic prediction is a modeling technique for creating traffic projections using a mix of historical and real-time data points on traffic volumes, travel patterns, and weather conditions. Modern traffic prediction systems like those employed by Google Maps or TomTom can precisely estimate traffic congestion in a matter of seconds — and ... esim iphonesclover 4 h Q-Traffic Introduced by Liao et al. in Deep Sequence Learning with Auxiliary Information for Traffic Prediction Q-Traffic is a large-scale traffic prediction dataset, which consists of three sub-datasets: query sub-dataset, traffic speed …Sep 1, 2022 · In general, three large categories of traffic flow prediction models can be found: (i) parametric techniques, (ii) machine learning techniques and (iii) deep learning techniques. In Fig. 1 we proposed a taxonomy of the techniques reviewed in the literature. Fig. 1. pic 'n sav Traffic prediction methods on a single-source data have achieved excellent results in recent years, especially the Graph Convolutional Networks (GCN) based models with spatio-temporal dependency. In reality, various modes of urban transportation operate simultaneously. They influence and complement each other in common space-time … strream eastbarclay savings loginuser authentication The analysis, published as a research letter Monday in the journal JAMA Internal Medicine, found a 31% increase in traffic risks around the time of the eclipse, similar to the …Dec 2, 2022 · Effectively predicting network traffic is a fundamental but intractable task in IP network management and operations. Many methods that can capture complex spatiotemporal dependencies from network topology and traffic sequence data have achieved remarkable results and become dominant in this task. However, the previous methods seldom consider the spatial information from the routing scheme ... reaserach gate Enhancing the accuracy of traffic prediction relies on building a graph that effectively captures the intricate spatiotemporal correlations in traffic data. It is a widely observed phenomenon that different urban traffic activities exhibit an asymmetric mutual influence. However, existing methods for graph construction largely overlook this … trip.com reviewmy hero academia two heroenearby colleges A 31-year-old NYPD cop was shot and killed by a career criminal during a traffic stop in Queens on Monday evening in a “senseless act of violence,” officials and law …