INQA Conference 2025: Miranda Carou - Universidad de A Coruña

INQA Conference 2025: Miranda Carou - Universidad de A Coruña

🎙 Miranda Carou 👥 311 📅 November 28, 2025 ⏱ 19 min 👁 28 📄 original study 🧭 2026-08-16
Available in: English (current) Français

Keywords

qutritquantum autoencoderanomaly detectionLHCquantum machine learning

Summary

Miranda Carou, a PhD student at the University of A Coruña, presents her work on using qutrits (three-level quantum systems) as an alternative to qubits for anomaly detection at the Large Hadron Collider (LHC). She explains the challenges of anomaly detection in high-energy physics, especially with the upcoming High-Luminosity LHC, and motivates the use of qutrits due to their higher information storage capacity and richer operations. The project uses a quantum autoencoder (QAE) architecture, benchmarking against a qubit-based model from a reference paper. They employ the Majorana representation for qutrits, which simplifies the encoding of pure states with four angles. They implement the model using PennyLane, but face limitations such as only supporting a default simulator and a maximum of eight qubits. Their results show comparable performance to the qubit model, but with better discrimination between signals in the fidelity distributions. They also discuss challenges like gate decomposition and scalability, and propose future work including a QUBO formulation for anomaly detection. The talk includes a Q&A session where she answers questions about Gell-Mann matrices and the motivation for using qutrits.

180 words

Critical Evaluation

Value of the Information & Strength of the Argument

The presentation provides valuable insights into the application of qutrits in quantum machine learning for physics. The argumentation is solid, as the speaker systematically compares her qutrit-based model with a qubit-based reference, using the same architecture and simulator. She clearly explains the theoretical advantages of qutrits, such as higher information density and richer rotation sets, and supports her claims with references to existing work. The results, while not surpassing the qubit model in accuracy, show improved signal discrimination, which is a meaningful contribution. The speaker also honestly discusses limitations and future directions, which strengthens the credibility of the work.

Scientific Rigor, Source Quality, Title Accuracy

The scientific rigor is good for a conference presentation. The speaker cites specific papers for the reference model and for the generalization of gates to qutrits. However, the talk does not provide full citations or URLs, so the sources are not directly verifiable from the video. The title accurately reflects the content, and the presentation is well-structured. The speaker acknowledges the limitations of the study, such as the use of a simulator and the small number of qubits, which is commendable. No comments are provided, so no analysis of public reception is possible.

207 words

Title / Content Match

The title accurately reflects the content, which is a presentation by Miranda Carou at the INQA Conference 2025.

Quality & Reliability

7/10

The presentation is based on original research, with a clear methodology and reference to specific papers. However, the talk is a conference presentation, not a peer-reviewed publication, and some details are simplified. The speaker acknowledges limitations and open questions, which adds credibility.

Key Moments

Cited Sources

  • Quantum error correction beyond the break-even point (paper on qutrit error correction) — Referenced as an example of qutrit implementation in quantum error correction.
  • Quantum Fourier transform using qutrits with trapped ions (paper) — Referenced as an example of qutrit implementation in quantum algorithms.
  • Reference model for quantum autoencoder in particle physics (paper) — Used as the benchmark model for the qutrit-based autoencoder.

Concurring Sources

  • Quantum error correction beyond the break-even point (paper on qutrit error correction) — Supports the feasibility of qutrit-based quantum systems.
  • Quantum Fourier transform using qutrits with trapped ions (paper) — Supports the practical implementation of qutrit algorithms.

Contribution & Novelties

The presentation introduces a novel application of qutrits in quantum machine learning for anomaly detection in high-energy physics. The use of the Majorana representation for encoding qutrit states is a key contribution, as it simplifies the encoding process and allows for a more expressive model. The results show improved signal discrimination compared to qubit-based models, which is a promising step towards more efficient quantum algorithms for LHC data analysis. The work also highlights the challenges and limitations of current quantum hardware and simulators, providing a realistic assessment of the field.

Pour aller plus loin :

133 words

Radar Profile

The radar profile shows a balanced performance across all dimensions, with slightly higher scores in quality of information and technical level, indicating a technically sound presentation with good content quality. The lower score in quantity of information reflects the limited scope of the talk, which is typical for a conference presentation.

Reliability 7/10