Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation最新文献

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Autonomous Inventory Monitoring through Multi-Modal Sensing (AIM3S) for Cashier-Less Stores 基于多模态传感(AIM3S)的无收银员商店自主库存监控
C. Dominguez, Joao Falcao, Shijia Pan, H. Noh, Pei Zhang
{"title":"Autonomous Inventory Monitoring through Multi-Modal Sensing (AIM3S) for Cashier-Less Stores","authors":"C. Dominguez, Joao Falcao, Shijia Pan, H. Noh, Pei Zhang","doi":"10.1145/3360322.3361018","DOIUrl":"https://doi.org/10.1145/3360322.3361018","url":null,"abstract":"Auto-checkout technology could revolutionize physical retail by bringing down operating costs and enabling automated stores. The first step towards fully autonomous stores is automated live inventory monitoring. Existing automated approaches tend to focus on vision only and are cost prohibitive, slow, or inaccurate for practical real-world applications. To overcome these challenges we propose a novel sensor fusion framework through cameras, weight sensors and prior knowledge of item arrangement. Namely we focus on the tasks of event detection (i.e. when did customers pick up or return an item?), and robust item classification (i.e. what product was it?). In this demo we show the system can be implemented to accurately predict inventory in real-time.","PeriodicalId":128826,"journal":{"name":"Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115836755","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
Tracking the Evolution of Public Transport Demand using Spatial-Social-Temporal Contexts 基于时空背景的公共交通需求演变跟踪研究
R. Cardell-Oliver, Prathyusha Sangam
{"title":"Tracking the Evolution of Public Transport Demand using Spatial-Social-Temporal Contexts","authors":"R. Cardell-Oliver, Prathyusha Sangam","doi":"10.1145/3360322.3360870","DOIUrl":"https://doi.org/10.1145/3360322.3360870","url":null,"abstract":"Changes in the way people live and move in cities is driving large investments in public transport infrastructure and services. Understanding long term evolution of demand is important for maximising the benefits of these investments. This short paper introduces an approach for highlighting changes in demand over time periods of several years. The main idea is to discover and explain distinctive contexts. The input data are trip logs from transport smart card tickets and a calendar feature database sourced from local web sources. Contexts comprise arrival counts over a set of days for a particular spatial region of the network and social type of traveller. Prose and visual representations of context pairs are used to explain how demand has evolved. Ground truth data of real-world events sourced from online reports is used to demonstrate that our approach accurately highlights and gives plausible explanations for changes in public transport demand.","PeriodicalId":128826,"journal":{"name":"Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation","volume":"40 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121054169","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
AIM3S
Carlos Ruiz, João Falcão, Shijia Pan, H. Noh, Pei Zhang
{"title":"AIM3S","authors":"Carlos Ruiz, João Falcão, Shijia Pan, H. Noh, Pei Zhang","doi":"10.1145/3360322.3360834","DOIUrl":"https://doi.org/10.1145/3360322.3360834","url":null,"abstract":"A common pain point for physical retail stores is live inventory monitoring, i.e. knowing how many items of each product are left on the shelves. About 4% of sales are lost due to an average 5-10% out-of-shelf stockout rate, while additional supplies existed in the warehouse. Traditional techniques rely on manual inspection, per-item tagging using RFIDs, or human-in-the-loop systems such as Amazon Go. These approaches, while effective, either have poor accuracy, long delays between results or are cost prohibitive. In this paper, we present AIM3S (Autonomous Inventory Monitoring through Multi-Modal Sensing) for cashier-less stores. To the best of our knowledge, this is the first fully autonomous system that fuses multiple sensing modalities. Utilizing weight difference on a shelf, visual item recognition in customers' hands and prior knowledge of item layout AIM3S monitors products picked up or returned without human-in-the-loop. We present results from a real-world setup with 85 items (33 unique products) replicating the layout of a local 7-Eleven store. Our results show that the fused approach provides up to 93.2% item identification accuracy, better than reported self-checkout stations (86%).","PeriodicalId":128826,"journal":{"name":"Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121314306","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Indoor Path Planning and Decentralized Access Control in Commercial Buildings 商业建筑室内路径规划与分散访问控制
Leepakshi Bindra, Kalvin Eng, Yancheng Ou, Omid Ardakanian, Eleni Stroulia
{"title":"Indoor Path Planning and Decentralized Access Control in Commercial Buildings","authors":"Leepakshi Bindra, Kalvin Eng, Yancheng Ou, Omid Ardakanian, Eleni Stroulia","doi":"10.1145/3360322.3361013","DOIUrl":"https://doi.org/10.1145/3360322.3361013","url":null,"abstract":"We describe a methodology for indoor path planning and controlling access to different spaces, equipment sensing and control points in a commercial building. We implement three services for sensitivity-cost quantification of building spaces, path planning, and decentralized access control through smart contracts. These services rely on information that is captured in the Brick and BOT models of a building. We develop a calendar application on top of these services to show that the proposed system can greatly reduce the administration overhead in a real commercial building while providing fine-grained access control.","PeriodicalId":128826,"journal":{"name":"Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation","volume":"67 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129680932","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Semantic search in household energy consumption segmentation through descriptive characterization 基于描述性特征的家庭能耗分割中的语义搜索
M. Afzalan, F. Jazizadeh
{"title":"Semantic search in household energy consumption segmentation through descriptive characterization","authors":"M. Afzalan, F. Jazizadeh","doi":"10.1145/3360322.3360865","DOIUrl":"https://doi.org/10.1145/3360322.3360865","url":null,"abstract":"With the widespread adoption of smart metering infrastructures, household energy consumption segmentation is receiving increasing attention. The objective is to transform the large volume of household daily load shapes into representative patterns through clustering methods, with the aim of program targeting and customer engagement. In the literature, there exists a high variation in the number of clusters that different studies have adopted. In order to address the challenge in the trade-off between cluster accuracy and ease of interpretation, in this paper, we introduce a data-driven characterization scheme for resultant clustered load shapes, with the aim of facilitating information retrieval of load shapes with specific semantic attributes. The characterization scheme extracts descriptive features from load shapes to explain their temporal pattern. Using segmentation results on a sample data set from Pecan Street Dataport, we show the feasibility of obtaining the semantic representation of load shapes and performing query analysis by accounting for their similarities. Furthermore, as an application case study, we demonstrated the identification/retrieval of suitable households with specific load types for the adoption of PV-battery system, with average self-sufficiency of 80%.","PeriodicalId":128826,"journal":{"name":"Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation","volume":"70 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122007467","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Data-Driven Energy and Population Estimation for Real-Time City-Wide Energy Footprinting 实时城市能源足迹数据驱动的能源和人口估算
Peter Wei, Xiaofan Jiang
{"title":"Data-Driven Energy and Population Estimation for Real-Time City-Wide Energy Footprinting","authors":"Peter Wei, Xiaofan Jiang","doi":"10.1145/3360322.3360847","DOIUrl":"https://doi.org/10.1145/3360322.3360847","url":null,"abstract":"Energy footprinting has the potential to raise awareness of energy consumption and lead to energy saving behavior. However, current methods are largely restricted to single buildings; these methods require energy and occupancy monitoring sensor deployments, which can be expensive and difficult to deploy at scale. Further, current methods for estimating energy consumption and population cannot provide fine enough temporal or spatial granularity for a reasonable personal energy footprint estimate. In this work, we present CityEnergy, a data-driven system for city-wide estimation of personal energy footprints. CityEnergy takes advantage of existing sensing infrastructure and data sources in urban cities to provide energy and population estimates at the building level, even in built environments that do not have existing or accessible energy or population data.","PeriodicalId":128826,"journal":{"name":"Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation","volume":"4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130744537","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Learning from Correlated Events for Equipment Relation Inference in Buildings 基于相关事件的建筑物设备关系推断学习
Dezhi Hong, Renqin Cai, Hongning Wang, K. Whitehouse
{"title":"Learning from Correlated Events for Equipment Relation Inference in Buildings","authors":"Dezhi Hong, Renqin Cai, Hongning Wang, K. Whitehouse","doi":"10.1145/3360322.3360852","DOIUrl":"https://doi.org/10.1145/3360322.3360852","url":null,"abstract":"Modern buildings produce thousands of data streams, and the ability to automatically infer the physical context of such data is the key to enabling building analytics at scale. As acquiring this contextual information is currently a time-consuming and error-prone manual process, in this study we make the first attempt at automatically inferring one important contextual aspect of the equipment in buildings --- how each equipment is functionally connected with another. The main insight behind our solution is that functionally connected equipment is exposed to the same events in the physical world, creating correlated changes in the time series data of both equipment. Because events are of indeterminate length in time series, however, identifying them requires solving a non-polynomial combinatorial data segmentation problem. We present a solution that first extracts latent events from the sensory time series data, and then sifts out coincident events with a customized correlation procedure to identify the relationship between equipment. We evaluated our approach on data collected from over 1,000 pieces of equipment from 5 commercial buildings of various sizes located in different geographical regions in the US. Results show that this approach achieves 94.38% accuracy in relation inference, compared to 85.49% by the best baseline.","PeriodicalId":128826,"journal":{"name":"Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123090329","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Measuring Routine Variability of Daily Activities with Image Complexity Metrics 用图像复杂度度量测量日常活动的常规可变性
Bogyeong Lee, C. Ahn, P. Mohan, Theodora Chaspari, Hyunsoo Lee
{"title":"Measuring Routine Variability of Daily Activities with Image Complexity Metrics","authors":"Bogyeong Lee, C. Ahn, P. Mohan, Theodora Chaspari, Hyunsoo Lee","doi":"10.1145/3360322.3361009","DOIUrl":"https://doi.org/10.1145/3360322.3361009","url":null,"abstract":"Since the abrupt change of daily routines can be an early symptom of cognitive impairment, it is important to measure and track the variability of daily routines of the elderly living alone in terms of their healthcare. This study is motivated by the idea that the degree of image complexity manifested in a person's day-to-day schedule chart is related to the degree of routine variability of his/her daily activities. To test this idea, synthetic data on daily activity logs containing varying degrees of routine variability was created, and a schedule bar chart image was generated based on the synthetic data. Then this study examines whether and to what extent the routine variability inherent in the dataset can be measured by existing image complexity metrics, which have been used to a pattern tendency of an image. The results indicate that the outcomes from three metrics, including Shannon Entropy, GLCM-Entropy, and GLCM-Energy, are well-associated with the degree of routine variability manifested in different aspects of daily activity schedules (i.e., start-time, duration, non-routine-contributing activities, and sequence of routine-contributing activities).","PeriodicalId":128826,"journal":{"name":"Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation","volume":"78 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121162997","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
The Standby Energy in Smart Homes: Problems, Progress, & Potential 智能家居中的待机能源:问题、进展和潜力
Wenpeng Wang, Zackary Hicks, Bradford Campbell
{"title":"The Standby Energy in Smart Homes: Problems, Progress, & Potential","authors":"Wenpeng Wang, Zackary Hicks, Bradford Campbell","doi":"10.1145/3360322.3360993","DOIUrl":"https://doi.org/10.1145/3360322.3360993","url":null,"abstract":"The Internet of Things (IoT) has dramatically expanded the capabilities of everyday devices. These smart devices bring improved convenience, better energy management, and over-the-Internet control, but are also unfortunately reversing an important trend: they are contributing to an increase in phantom standby energy consumption. While many miscellaneous loads have seen steady standby power improvements over time, adding persistent connectivity and advanced features to otherwise simple devices is causing some loads to get worse. This paper provides an analysis of this growing problem, and identifies four primary issues that contribute to the standby energy problem based on a study of commercially available smart devices. Further, it presents a prototype to demonstrate how smart device-specific approaches can help.","PeriodicalId":128826,"journal":{"name":"Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122666444","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Good to see you again: Capture and recapture method on mobile devices to estimate occupancy profiles 很高兴再次见到你:移动设备上的捕获和重新捕获方法,以估计占用情况
J. Park, E. Mbata, Z. Nagy
{"title":"Good to see you again: Capture and recapture method on mobile devices to estimate occupancy profiles","authors":"J. Park, E. Mbata, Z. Nagy","doi":"10.1145/3360322.3360869","DOIUrl":"https://doi.org/10.1145/3360322.3360869","url":null,"abstract":"Occupancy based controls can save 20-50% of the energy use in buildings. Thus, various data acquisition techniques to gather occupancy information have been developed. Recent developments focus on utilizing the pervasiveness of occupants' mobile devices with enabled networking capability, i.e., WiFi and Bluetooth (BT) to infer building occupancy. The challenge with this approach is that there is still an unknown number of people with deactivated networking functions on their mobile devices. In this paper, we propose an occupancy estimator based on BT signals, that uses the capture and recapture (CRC) technique. In ecology, CRC is an established method for estimating an animal population size. We examine the viability of using CRC in conjunction with BT devices to infer building occupancy density profiles. Our simulation results show that the CRC estimator calculates accurate occupancy profiles under certain circumstances (i.e., BT ratio > 0.3). With the results, we propose recommendations for experimental studies.","PeriodicalId":128826,"journal":{"name":"Proceedings of the 6th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115874244","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
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