Search Results for author: Danilo Orlando

Found 19 papers, 0 papers with code

Classification Schemes for the Radar Reference Window: Design and Comparisons

no code implementations16 Feb 2023 Chaoran Yin, Linjie Yan, Chengpeng Hao, Silvia Liberata Ullo, Gaetano Giunta, Alfonso Farina, Danilo Orlando

In this paper, we address the problem of classifying data within the radar reference window in terms of statistical properties.

Multiple Sub-Pixel Target Detection for Hyperspectral Imaging Systems

no code implementations16 Jan 2023 Pia Addabbo, Nicomino Fiscante, Gaetano Giunta, Danilo Orlando, Giuseppe Ricci, Silvia Liberata Ullo

Hyperspectral target detection is a task of primary importance in remote sensing since it allows identification, location, and discrimination of target features.

Innovative Cognitive Approaches for Joint Radar Clutter Classification and Multiple Target Detection in Heterogeneous Environments

no code implementations8 Jul 2022 Linjie Yan, Sudan Han, Chengpeng Hao, Danilo Orlando, Giuseppe Ricci

The joint adaptive detection of multiple point-like targets in scenarios characterized by different clutter types is still an open problem in the radar community.

A Unified Theory of Adaptive Subspace Detection. Part II: Numerical Examples

no code implementations11 May 2022 Pia Addabbo, Danilo Orlando, Giuseppe Ricci, Louis L. Scharf

If, instead, the signal subspace is known only by its dimension, the performance of GLR and EP detectors is very similar.

Clutter Edges Detection Algorithms for Structured Clutter Covariance Matrices

no code implementations3 Feb 2022 Tianqi Wang, Da Xu, Chengpeng Hao, Pia Addabbo, Danilo Orlando

This letter deals with the problem of clutter edge detection and localization in training data.

Edge Detection

Unsupervised Sparse Unmixing of Atmospheric Trace Gases from Hyperspectral Satellite Data

no code implementations14 Jan 2022 Nicomino Fiscante, Pia Addabbo, Filippo Biondi, Gaetano Giunta, Danilo Orlando

In this letter, a new approach for the retrieval of the vertical column concentrations of trace gases from hyperspectral satellite observations, is proposed.

blind source separation Compressive Sensing +1

Adaptive Radar Detection in Heterogeneous Clutter-dominated Environments

no code implementations18 Aug 2021 Angelo Coluccia, Danilo Orlando, Giuseppe Ricci

In this paper, we propose a new solution for the detection problem of a coherent target in heterogeneous environments.

A Unified Theory of Adaptive Subspace Detection. Part I: Detector Designs

no code implementations5 Jul 2021 Danilo Orlando, Giuseppe Ricci, Louis L. Scharf

The noises in these two channels share a common covariance matrix, up to a scale, which may be known or unknown.

EM-based Solutions for Covariance Structure Detection and Classification in Polarimetric SAR Images

no code implementations21 Jun 2021 Pia Addabbo, Filippo Biondi, Carmine Clemente, Sudan Han, Danilo Orlando, Giuseppe Ricci

This paper addresses the challenge of classifying polarimetric SAR images by leveraging the peculiar characteristics of the polarimetric covariance matrix (PCM).

Adaptive Detection of Dim Maneuvering Targets in Adjacent Range Cells

no code implementations7 Mar 2021 Sheng Yan, Pia Addabbo, Chengpeng Hao, Danilo Orlando

This letter addresses the detection problem of dim maneuvering targets in the presence of range cell migration.

Adaptive Radar Detection and Classification Algorithms for Multiple Coherent Signals

no code implementations23 Dec 2020 Sudan Han, Linjie Yan, Yuxuan Zhang, Pia Addabbo, Chengpeng Hao, Danilo Orlando

In this paper, we address the problem of target detection in the presence of coherent (or fully correlated) signals, which can be due to multipath propagation effects or electronic attacks by smart jammers.

General Classification

Novel Parameter Estimation and Radar Detection Approaches for Multiple Point-like Targets: Designs and Comparisons

no code implementations17 Sep 2020 Pia Addabbo, Jun Liu, Danilo Orlando, Giuseppe Ricci

In this work, we develop and compare two innovative strategies for parameter estimation and radar detection of multiple point-like targets.

Gait Recognition using FMCW Radar and Temporal Convolutional Deep Neural Networks

no code implementations6 Aug 2020 Pia Addabbo, Mario Luca Bernardi, Filippo Biondi, Marta Cimitile, Carmine Clemente, Danilo Orlando

The capability of human identification in specific scenarios and in a quickly and accurately manner, is a critical aspect in various surveillance applications.

Anomaly Detection In Surveillance Videos Gait Recognition

Radar Adaptive Detection Architectures for Heterogeneous Environments

no code implementations4 Aug 2020 Jun Liu, Davide Massaro, Danilo Orlando, Alfonso Farina

In this paper, four adaptive radar architectures for target detection in heterogeneous Gaussian environments are devised.

A Unifying Framework for Adaptive Radar Detection in the Presence of Multiple Alternative Hypotheses

no code implementations10 Jul 2020 Pia Addabbo, Sudan Han, Fillippo Biondi, Gaetano Giunta, Danilo Orlando

This analysis highlights that the architectures devised within the proposed framework represent an effective means to deal with detection problems where the uncertainty on some parameters leads to multiple alternative hypotheses.

Learning Strategies for Radar Clutter Classification

no code implementations17 Apr 2020 Pia Addabbo, Sudan Han, Danilo Orlando, Giuseppe Ricci

The classification procedure relies on a model for the observables including latent variables that is solved by the expectation-maximization algorithm.

Classification General Classification

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