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Research

Research Our approach, and a way into everything we do Research lines The hard cases we work on Projects Current and past, with funder and results Publications By year, with citation, DOI and BibTeX Doctoral theses In progress and defended Student theses Bachelor's and master's theses we supervise Open resources Datasets, code and models to reuse

Research lines

Atypical speech Voices the recogniser cannot decode Older adults Systems designed for an 80-year-old voice Low-resource languages Co-official languages and minority varieties Dialogue and repair When the conversation breaks down

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Transfer

What we solve Real problems we take on, by field Cases Projects with companies and public bodies

Featured case

Out-of-focus person outdoors

Voice-based public services

A public service that understands whoever calls.

Team

Who we are From SISDIAL to DELTA, since 2005 Manifesto The hard case, solved with rigour People Members, alumni and visitors Partnerships Institutions we work with

Opportunities

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PhD, bachelor's and master's theses, and research stays.

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Latest

Latest Everything happening in the group News The latest from the group Events Talks, conferences and schools In the press DELTA in the media Outreach Science explained for everyone

Next event

24 Oct 2026

Seminar on atypical speech recognition

10:00 – 12:00 · ETSIIT, University of Granada

Research

Research lines The hard cases we work on Projects Current and past Publications With citation, DOI and BibTeX Theses In progress and finished Open resources Datasets, code and models

Lines

Atypical speech Older adults Low-resource languages Dialogue and repair (See all)

Transfer

What we solve Real problems we take on, by field Cases Projects with companies and public bodies

Team

Who we are From SISDIAL to DELTA, since 2005 Manifesto The hard case, solved with rigour People Members, alumni and visitors Partnerships Institutions we work with

Latest

Latest Everything happening in the group News The latest from the group Events Talks, conferences and schools In the press DELTA in the media Outreach Science explained for everyone

esen

Transfer
Cases

Transfer cases

Real problems solved with companies, public bodies and associations: what was happening, what we did and where it is used today.

Field of application All Public services Health Education Disinformation Other

Type of organisation European consortium Health service Healthcare company Media outlet Patient association Public administration Public broadcaster School Technology company University

Line Atypical speech Older adults Low-resource languages Dialogue and repair

Year All 2024 2023 2022 2021 2020 2019

12 cases

Out-of-focus person outdoors

Voice-based public services

A public service that answers the phone to everyone who calls, strong accents included.

2024Public administration

Two researchers in lab coats examine a sample

“Listening to how they speak tells us a great deal about how they are.”

Voice and mental health

Support for professionals in detecting signals in the voice, co-created with patients.

2023Healthcare company

All cases

Two researchers in lab coats examine a sample

2024Health service

Medical appointments by voice

Booking an appointment at the health centre by speaking, with no keypad menus.

Blurred figure of a person in motion

2023School

Assisted reading aloud

Detecting reading difficulties in primary school.

Blurred figure of a person in motion

2022Patient association

Communication after a stroke

Recognising the speech of people with aphasia.

Team working on laptops around a table

2022Media outlet

Content verification

Disinformation in audio and text, for a newsroom.

Blurred figure of a person standing

2021European consortium

Assistant for older adults

An assistant that talks at each person's pace.

Out-of-focus orange flowers

2021Public broadcaster

Subtitling in co-official languages

Automatic subtitles in Galician, Catalan and Basque.

Audience seated in a lecture hall

2020Technology company

Accessible call centre

Understanding every customer, however they speak.

People working on laptops, seen from above

2020University

Training speech therapists

A practice tool with recorded voices.

Audience seated in a lecture hall

2019Public administration

Municipal phone service

An assistant that understands questions about paperwork.

People working on laptops, seen from above

2019School

Dictation in the classroom

Writing by voice when speech is not the typical kind.

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We work with companies and public bodies to take research all the way to where it is used.

Collaborate with DELTA

Contact

Dialogue, Speech & Language Technologies Lab. Universidad de Granada.

Centro o edificio Dirección postal 00000 Granada delta@ugr.es

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Do you have a hard case? Tell us about it and we will find a way to solve it rigorously.

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