Search Results for author: Fabio Carrara

Found 13 papers, 6 papers with code

Is CLIP the main roadblock for fine-grained open-world perception?

2 code implementations4 Apr 2024 Lorenzo Bianchi, Fabio Carrara, Nicola Messina, Fabrizio Falchi

Modern applications increasingly demand flexible computer vision models that adapt to novel concepts not encountered during training.

Autonomous Driving Novel Concepts +4

The devil is in the fine-grained details: Evaluating open-vocabulary object detectors for fine-grained understanding

1 code implementation29 Nov 2023 Lorenzo Bianchi, Fabio Carrara, Nicola Messina, Claudio Gennaro, Fabrizio Falchi

Recent advancements in large vision-language models enabled visual object detection in open-vocabulary scenarios, where object classes are defined in free-text formats during inference.

Object object-detection +1

The Emotions of the Crowd: Learning Image Sentiment from Tweets via Cross-modal Distillation

no code implementations28 Apr 2023 Alessio Serra, Fabio Carrara, Maurizio Tesconi, Fabrizio Falchi

Trends and opinion mining in social media increasingly focus on novel interactions involving visual media, like images and short videos, in addition to text.

Opinion Mining Sentiment Analysis

Deep learning for structural health monitoring: An application to heritage structures

no code implementations4 Nov 2022 Fabio Carrara, Fabrizio Falchi, Maria Girardi, Nicola Messina, Cristina Padovani, Daniele Pellegrini

Thanks to recent advancements in numerical methods, computer power, and monitoring technology, seismic ambient noise provides precious information about the structural behavior of old buildings.

Time Series Time Series Forecasting +1

Recurrent Vision Transformer for Solving Visual Reasoning Problems

no code implementations29 Nov 2021 Nicola Messina, Giuseppe Amato, Fabio Carrara, Claudio Gennaro, Fabrizio Falchi

In the end, this study can lay the basis for a deeper understanding of the role of attention and recurrent connections for solving visual abstract reasoning tasks.

Visual Reasoning

Multi-Camera Vehicle Counting Using Edge-AI

no code implementations5 Jun 2021 Luca Ciampi, Claudio Gennaro, Fabio Carrara, Fabrizio Falchi, Claudio Vairo, Giuseppe Amato

This paper presents a novel solution to automatically count vehicles in a parking lot using images captured by smart cameras.

Solving the Same-Different Task with Convolutional Neural Networks

no code implementations22 Jan 2021 Nicola Messina, Giuseppe Amato, Fabio Carrara, Claudio Gennaro, Fabrizio Falchi

With the experiments carried out in this work, we demonstrate that residual connections, and more generally the skip connections, seem to have only a marginal impact on the learning of the proposed problems.

Overall - Test Zero-shot Generalization

Combining GANs and AutoEncoders for Efficient Anomaly Detection

1 code implementation16 Nov 2020 Fabio Carrara, Giuseppe Amato, Luca Brombin, Fabrizio Falchi, Claudio Gennaro

In this work, we propose CBiGAN -- a novel method for anomaly detection in images, where a consistency constraint is introduced as a regularization term in both the encoder and decoder of a BiGAN.

Adversarial Attack Image Classification +1

The VISIONE Video Search System: Exploiting Off-the-Shelf Text Search Engines for Large-Scale Video Retrieval

no code implementations6 Aug 2020 Giuseppe Amato, Paolo Bolettieri, Fabio Carrara, Franca Debole, Fabrizio Falchi, Claudio Gennaro, Lucia Vadicamo, Claudio Vairo

In this paper, we describe in details VISIONE, a video search system that allows users to search for videos using textual keywords, occurrence of objects and their spatial relationships, occurrence of colors and their spatial relationships, and image similarity.

Retrieval Text Retrieval +1

Automatic Pass Annotation from Soccer VideoStreams Based on Object Detection and LSTM

1 code implementation13 Jul 2020 Danilo Sorano, Fabio Carrara, Paolo Cintia, Fabrizio Falchi, Luca Pappalardo

In this paper, we describe PassNet, a method to recognize the most frequent events in soccer, i. e., passes, from video streams.

object-detection Object Detection

Detection of Face Recognition Adversarial Attacks

1 code implementation5 Dec 2019 Fabio Valerio Massoli, Fabio Carrara, Giuseppe Amato, Fabrizio Falchi

In this frame, the contribution of our work is four-fold: i) we tested our recently proposed adversarial detection approach against classifier attacks, i. e. adversarial samples crafted to fool a FR neural network acting as a classifier; ii) using a k-Nearest Neighbor (kNN) algorithm as a guidance, we generated deep features attacks against a FR system based on a DL model acting as features extractor, followed by a kNN which gives back the query identity based on features similarity; iii) we used the deep features attacks to fool a FR system on the 1:1 Face Verification task and we showed their superior effectiveness with respect to classifier attacks in fooling such type of system; iv) we used the detectors trained on classifier attacks to detect deep features attacks, thus showing that such approach is generalizable to different types of offensives.

Face Recognition Face Verification

Exploring epoch-dependent stochastic residual networks

no code implementations20 Apr 2017 Fabio Carrara, Andrea Esuli, Fabrizio Falchi, Alejandro Moreo Fernández

The recently proposed stochastic residual networks selectively activate or bypass the layers during training, based on independent stochastic choices, each of which following a probability distribution that is fixed in advance.

Management

Picture It In Your Mind: Generating High Level Visual Representations From Textual Descriptions

2 code implementations23 Jun 2016 Fabio Carrara, Andrea Esuli, Tiziano Fagni, Fabrizio Falchi, Alejandro Moreo Fernández

We choose to implement the actual search process as a similarity search in a visual feature space, by learning to translate a textual query into a visual representation.

Cross-Modal Retrieval Descriptive +2

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