23 Result(s)
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Article
Andrea Cavallaro
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Article
Open AccessThe ChoCO-W prospective observational global study: Does COVID-19 increase gangrenous cholecystitis?
The incidence of the highly morbid and potentially lethal gangrenous cholecystitis was reportedly increased during the COVID-19 pandemic. The aim of the ChoCO-W study was to compare the clinical findings and o...
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Open AccessBenchmark for anonymous video analytics
Out-of-home audience measurement aims to count and characterize the people exposed to advertising content in the physical world. While audience measurement solutions based on computer vision are of increasing ...
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Live multicast video streaming from drones: an experimental study
We present and evaluate a multicast framework for point-to-multipoint and multipoint-to-point-to-multipoint video streaming that is applicable if both source and receiver nodes are mobile. Receiver nodes can j...
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Open AccessUnderstanding surface structure and chemistry of single crystal lanthanum aluminate
The surface crystallography and chemistry of a LaAlO3 single crystal, a material mainly used as a substrate to deposit technologically important thin films (e.g. for superconducting and magnetic devices), was ana...
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Open AccessViComp: composition of user-generated videos
We propose ViComp, an automatic audio-visual camera selection framework for composing uninterrupted recordings from multiple user-generated videos (UGVs) of the same event. We design an automatic audio-based cut-...
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Predicting and recognizing human interactions in public spaces
We present an extensive survey of methods for recognizing human interactions and propose a method for predicting rendezvous areas in observable and unobservable regions using sparse motion information. Rendezv...
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Audio-visual events for multi-camera synchronization
We present a multimodal method for the automatic synchronization of audio-visual recordings captured with a set of independent cameras. The proposed method jointly processes data from audio and video channels ...
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Open AccessThe use of FOCUS Harmonic scalpel compared to conventional haemostasis (knot and tie ligation) for thyroid surgery: a prospective randomized study
Haemostasis is crucial in thyroid surgery to avoid intraoperative and postoperative complications. In the present study, we evaluated the efficiency and the safety of Harmonic scalpel when compared to conventi...
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Open AccessPrognostic factors in elderly patients with breast cancer
Breast cancer (BC) remains principally a disease of old ages; with 35-50% of cases occurring in women older than 65 years. Even mortality for cancer increases with aging: 19.7% between 65 and 74 years; 22.6% b...
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Open AccessGiant gastrointestinal stromal tumor (GIST) of the stomach cause of high bowel obstruction: surgical management
Gastrointestinal stromal tumors (GISTs) represent 85% of all mesenchymal neoplasms that affect the gastrointestinal (GI) tract. These GISTs range in size from small lesions to large masses. Often they are clin...
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Specific alterations of the microRNA transcriptome and global network structure in colorectal cancer after treatment with MAPK/ERK inhibitors
The mitogen-activated protein kinase (MAPK)/extracellular signal-regulated kinase (ERK) pathway has a master control role in various cancer-related biological processes as cell growth, proliferation, differentiat...
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Interface Control in All MOD Coated Conductors: Influence on Critical Currents
In this work we will report our recent progress in the control of the interface quality between buffer layers and YBCO thin films grown by the trifluoroacetates route (TFA) and how it influences the critical c...
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Growth Mechanism and Opmization of MOD CeO2 Buffer Layers for TFA YBa2Cu3O7/CeO2 Multilayers
The evolution from a partially oriented granular microstructure to a dense epitaxial one in CeO2 buffer layers deposited by metallorganic decomposition (MOD) on single crystal Y-stabilised ZrO2 (YSZ) substrates, ...
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Open AccessMulticamera Information Processing: Acquisition, Collaboration, Interpretation, and Production
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Cystic peritoneal mesothelioma: Report of a case
Benign multicystic peritoneal mesothelioma (BMPM) is a rare disease with good short-term prognosis and rare malignant transformation. However, its biological significance remains unexplained. A neoplastic orig...
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Content and task-based view selection from multiple video streams
We present a content-aware multi-camera selection technique that uses object- and frame-level features. First objects are detected using a color-based change detector. Next trajectory information for each obje...
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Open AccessVideo Tracking in Complex Scenes for Surveillance Applications
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Open AccessMultiview Trajectory Map** Using Homography with Lens Distortion Correction
We present a trajectory map** algorithm for a distributed camera setting that is based on statistical homography estimation accounting for the distortion introduced by camera lenses. Unlike traditional appro...
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Open AccessSplenic rupture after colonoscopy: Report of a case and review of literature
Splenic rupture is a rare complication of colonoscopy. For this reason the diagnosis could be delayed and the outcome dismal. Fifty-four cases of splenic rupture after colonoscopy have been described in the li...
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Open AccessDetection and Tracking of Humans and Faces
We present a video analysis framework that integrates prior knowledge in object tracking to automatically detect humans and faces, and can be used to generate abstract representations of video (key-objects and...
