Quantum AI Report

The convergence of Quantum with AI

QunaSys

QunaSys is a Japanese quantum computing software company developing tools for quantum chemistry and materials discovery, including its Qamuy platform for cloud-based simulations. The company works with multiple hardware vendors and focuses on making quantum algorithms accessible for industrial applications.

AI-written profile · not yet reviewed · 5 September 2026

Headquarters
Tokyo, Japan
Founded
2018
Status
Private
algorithms software

Coverage

arXiv quant-ph

Foundation Neural-Network Quantum States for Molecular Potential Energy Surfaces in Second Quantization

Researchers have introduced a geometry-conditioned neural-network quantum state for molecular electronic structure formulated in second quantization. The method aims to share wavefunction coefficient representations across molecular geometries, so that a single trained network can describe a potential energy surface rather than being retrained for each nuclear configuration.

OutlookPlausible

Within two years, this approach could be benchmarked against established potential energy surface datasets for small molecules, providing accuracy comparable to multi-reference methods at a fraction of the repeated training cost.

algorithms softwareGoogle DeepMindMicrosoft ResearchQunaSys
arXiv quant-ph

Discretization-Aware Fine-Tuning for Quantum Machine Learning with Chemical Foundation Models

A new preprint on arXiv identifies a core bottleneck in quantum machine learning for classification: near-term quantum processors have too few qubits to directly encode high-dimensional classical inputs. It notes that when data are encoded in an optimized basis-encoded, bit-by-bit format, this capacity mismatch produces cross-class collisions, where distinct classes become indistinguishable after encoding.

OutlookPlausible

If the proposed discretization-aware fine-tuning is validated on standard chemical classification benchmarks, it could become a practical preprocessing step for small-qubit QML classifiers within two years.

algorithms softwareGoogle Quantum AIIBM QuantumMicrosoft Research AI4ScienceQunaSys