Small-cell LTE and Wi-Fi networks are both currently deployed in the unlicensed 5 GHz bands globally, leading to need for new coexistence regulations between two very different access technologies. 3GPP standardized Licensed Assisted Access (LTE-LAA) addresses above challenge with through incorporation of similar sensing back-off features. The success LAA's fair efficient can be considered a benchmark collaborative cellular operation bands.

Indoor thermal comfort immensely impacts the health and performance of occupants. Therefore, researchers engineers have proposed numerous computational models to estimate (TC). Given impetus toward energy efficiency, current focus is on data-driven TC prediction solutions that leverage state-of-the-art machine learning (ML) algorithms. However, an occupant’s perception indoor (TC) subjective multi-dimensional. Different aspects are represented by various standard metrics/scales viz.,...

Metaverse technologies are transforming how distant individuals interact in immersive virtual environments. These technologies, combination with the latest developments 3D sensing, will create a hybrid metaverse blending and physical spaces. However, high-resolution sensing poses privacy risks from unrestricted spatial data sharing. It may inadvertently expose human visual appearance private objects spaces users' environments to shared metaverse. To mitigate these challenges, this article...

Classroom thermal comfort has a direct effect on student health and educational outcomes. However, measuring (TC) is non-trivial task. It represented by several subjective metrics e.g., Thermal Sensation Vote, Comfort Preference etc. Since machine learning (ML) being increasingly used to predict occupant comfort, multiple TC for the same indoor space may yield contradictory results. This poses challenge of selecting most suitable single metric or minimal combination given space. Ideally, it...

The advancements in wireless mesh networks (WMN), and the surge multi-radio multi-channel (MRMC) WMN deployments have spawned a multitude of network performance issues. These issues are intricately linked to adverse impact endemic interference. Thus, interference mitigation is primary design objective WMNs. Interference alleviation often effected through efficient channel allocation (CA) schemes which fully utilize potential MRMC environment also restrain detrimental However, numerous CA...

Wireless Mesh Network (WMN) deployments are poised to reduce the reliance on wired infrastructure especially with advent of multi-radio multi-channel (MRMC) WMN architecture. But benefits that MRMC WMNs offer viz., augmented network capacity, uninterrupted connectivity and reduced latency, depreciated by detrimental effect prevalent interference. Interference mitigation is thus a prime objective in deployments. It often accomplished through prudent channel allocation (CA) schemes which...

Designing high performance channel assignment schemes to harness the potential of multi-radio multi-channel deployments in wireless mesh networks (WMNs) is an active research domain. A pragmatic approach strives maximize network capacity by restraining endemic interference and mitigating its adverse impact on performance. Interference prevalent WMNs multi-faceted, radio co-location (RCI) being a crucial aspect that seldom addressed endeavors. In this effort, we propose set intelligent...

Thermal comfort in indoor environments has an enormous impact on the health, well-being, and performance of occupants. Given focus energy efficiency Internet Things enabled smart buildings, machine learning (ML) is being increasingly used for data-driven thermal (TC) prediction. Generally, ML-based solutions are proposed air-conditioned or HVAC ventilated buildings models primarily designed adults. On other hand, naturally (NV) norm most countries. They also ideal conservation long-term...

Unlicensed cellular networks and spectrum-sharing standards assist operators in meeting the ever-increasing demand for mobile data. However, several incumbents are already operational these frequencies, rendering wireless environment extremely dynamic unpredictable. The challenges associated with unlicensed Licensed Assisted Access (LAA) operations 5 GHz band New Radio (NR-U) 6 best addressed through a data-driven approach. This requires operator data from current deployments. Further, an...

AllJoyn is an open-source framework which has the potential to be platform for next-generation proximity centric disaster network (DiNet) applications. However, its development still in nascent stages, and one of primary challenges design efficient routing algorithms, can ensure seamless uninterrupted communication unfavorable environment. In this work, we implement a DiNet prototype using highlight multi-hop propose concept extended (e-proximity) AllJoyn. As first step towards solving...

Vehicle-to-vehicle networks have gained significant interest in recent times from researchers all around the world. V2V/V2I are emerging as an efficient solution for achieving road safety and securely transmitting data one vehicle to other. However, such opportunistic environments a sparse vehicular network where disruption, dynamic topology, fast movement, environmental conditions major concerns, forwarding is extremely challenging. Traditional ad-hoc routing protocols like Ad hoc On-Demand...

To meet the rising data-offloading demands, IEEE 802.11-based WiFi networks have undergone consistent densification. The unlicensed spectrum has also been harnessed through LTE-WiFi coexistence. However, in dense and ultradense (DNs/UDNs), network capacity is even more adversely impacted by endemic interference. Yet, precise nature of Capacity Interference Relationship (CIR) DNs/UDNs coexistence remains to be studied. Densification exacerbates challenges optimization. conventional approaches...

Efficient cell-selection is essential to realize the gains in network performance promised by LTE Licensed Assisted Access (LAA) 5GHz unlicensed band. However, SINR and transmission power based mechanisms employed HetNets are not suited for LTE-LAA deployments. Further, impact of cell-association on its individual components has been studied through cellular-operator data. In this work, we address these challenges. We gather a large sample deployment data three cellular operators Chicago...

Mobile-learning (M-Learning) is no longer a futuristic concept in E-learning. The disruptions induced by the mandatory social distancing norms amidst COVID-19 pandemic has brought it to centre stage as facilitates seamless delivery of education mobile-users on

Cellular operators deploy 4G License Assisted Access (LAA) and 5G NR-U base stations in the unlicensed spectrum, to enhance overall network capacity. This work highlights a unique Physical Cell Id (PCI) related phenomenon observed public LAA operator deployments. Notably, licensed carriers of device may have same PCI or different PCIs. The is triggered by combined effect deployment architectures cell selection mechanisms. Consequently, will intensify manifold whose soon commence....

A multitude of Channel Assignment (CA) schemes have created a paradox plenty, making CA selection for Wireless Mesh Networks (WMNs) an onerous task. performance prediction (CAPP) metrics are novel tools that address the problem appropriate selection. However, most CAPP depend upon variety factors such as WMN topology, type scheme, and connectedness underlying graph. In this work, we propose improved Link-Weight Metric (iCALM) is independent these constraints. To best our knowledge, iCALM...

Unlicensed cellular networks are being deployed worldwide by operators to meet the rising data demands. However, unlicensed band has existing incumbents such as Wi-Fi and radar systems. This creates a highly dynamic environment, making harmonious coexistence difficult. Consequently, conventional optimization techniques not sufficient offer latency-critical applications services. A data-driven hybrid approach is necessary for optimal network performance with low convergence times. largely...

Performance of wireless mesh networks (WMNs) in terms network capacity, end-to-end latency, and resilience depends upon the prevalent levels interference. Thus, interference alleviation is a fundamental design concern multi-radio multi-channel (MRMC) WMNs, achieved through judicious channel assignment (CA) to radios WMN. In our earlier works we have tried address problem estimating intensity predicting performance CA schemes based on measure estimate. We proposed reliable prediction...

Reliable communication in disaster-hit areas is crucial for effective rescue and relief operations. This has encouraged the emergence of innovative, infrastructure-less, ad hoc frameworks with aim to keep Disaster Networks (DiNets) operational. However, emerging DiNet are still their nascent stages. A vital challenge ensuring seamless harsh post-disaster scenarios design robust routing algorithms. In this work, we elucidate various constraints placed by upon mechanisms. We then implement an...