2022
DOI: 10.1109/tcomm.2021.3135532
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Intelligent Optimization of Base Station Array Orientations via Scenario-Specific Modeling

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Cited by 5 publications
(2 citation statements)
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“…Non-RT AI models at CoNs mainly serve the network layer, involving optimization tasks such as antenna tuning, which are naturally suitable for AI methods due to unknown or imprecise underlying models. To reduce the cost of road testing for the optimization of array orientation and antenna weight in massive MIMO systems, we recently proposed a hierarchical intelligent framework [32]. Specifically, a deep Gaussian process regression (DGPR) model was utilised for the prediction of reference signal received power (RSRP) from limited data, and a domain-knowledge driven multibranch deep neural network (DNN) made up of convolutional neural network (CNN) and multi-layer perceptron (MLP) was designed to provide a high-precision KPI mapping and subsequent antenna optimization.…”
Section: Network Data Knowledge Graph Constructionmentioning
confidence: 99%
“…Non-RT AI models at CoNs mainly serve the network layer, involving optimization tasks such as antenna tuning, which are naturally suitable for AI methods due to unknown or imprecise underlying models. To reduce the cost of road testing for the optimization of array orientation and antenna weight in massive MIMO systems, we recently proposed a hierarchical intelligent framework [32]. Specifically, a deep Gaussian process regression (DGPR) model was utilised for the prediction of reference signal received power (RSRP) from limited data, and a domain-knowledge driven multibranch deep neural network (DNN) made up of convolutional neural network (CNN) and multi-layer perceptron (MLP) was designed to provide a high-precision KPI mapping and subsequent antenna optimization.…”
Section: Network Data Knowledge Graph Constructionmentioning
confidence: 99%
“…Furthermore, the CSI prior is difficult to analytically characterize especially in complex scenarios, thus the model-driven methods inherently are inappropriate for the implicit CSI prior. Deep learning (DL) [7] has been identified as an enabling technology for future wireless mobile networks [8,9], and it has received extensive attention for precoding [10]- [12], positioning [13,14], CSI compression and reconstruction [15,16], beam management [17]- [21], network optimization [22]. Data-driven or -aided BA/T is a promising technique that automatically learns and exploits the underlying correlations of CSI across different times, frequencies, spaces or other out-of-band information [23,24], to reduce CSI acquisition overhead and improve system spectral efficiency and robustness.…”
Section: Introductionmentioning
confidence: 99%