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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

169,341 papers · 148 categories

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48 results for ICD9 codes

TreeCaps improves code comprehension for software developers.

problem Processing code efficiently for software developers.
method Tree-based capsule networks for capturing code syntactical structures and dependencies.
result TreeCaps outperforms other approaches in classifying program functionalities.

Paper proposes graph-based separable transforms for video coding.

problem Improving video coding efficiency by better capturing residual block statistics.
method Derives graph-based separable transforms (GBSTs) from line graphs with weights determined by parameters.
result GBSTs achieve about 0.4% average coding gain over existing transforms in VVC.

Contrastive Code Representation Learning improves code summarization and type inference.

problem Code representations are sensitive to edits, hindering downstream semantic understanding tasks.
method ContraCode: a contrastive pre-training task that learns code functionality.
result Contrastive pre-training improves code summarization and type inference accuracy.

Deep neural network predicts semantic labels for source code.

problem Difficulty in labeling and understanding new programming languages and functionalities.
method Language-agnostic deep convolutional neural network trained on Stack Overflow code snippets.
result Mean area under ROC of 0.957 and top-1 accuracy of 86.6% on Github code documents.

This work tackles runtime complexity prediction for code, using machine learning and a new dataset.

problem Predicting runtime complexity of code is hard and mathematically impossible.
method Modelled as a machine learning task, using feature engineering and code embeddings, with a new dataset.
result Achieved state-of-the-art results in runtime complexity prediction.

SLM models code syntax as trees to generate any programming language code.

problem Generating any piece of code in a given language without restrictions.
method Structural language modeling (SLM) decomposes code into ASTs and estimates probabilities over nodes.
result SLM model generates arbitrary code in any language, outperforming previous methods.

Investigates neural codes and their embeddings, proving conjectures and introducing new code types.

problem Analyzing neural codes and their embedding dimensions.
method Combinatorial, topological, and algebraic analysis; proving conjectures; introducing new neural code types.
result Proves conjectures about neural codes and their embeddings, introduces new code types.

Sparse coding approximates the data sample as a sparse linear combination of some basic codewords and uses the sparse codes as new presentations. In this paper, we investigate learning discriminative sparse codes by sparse coding in a semi-supervised manner, where only a few training samples are labeled. By using the m…

2013-11-26abs ↗pdf ↗

Gradient codes use block designs to resist adversarial stragglers in distributed computing.

problem Mitigating slow machines (stragglers) in distributed gradient-based methods.
method Gradient coding based on balanced incomplete block designs (BIBDs) to resist adversarial selection of stragglers.
result Adversarial stragglers have no advantage over random selection, and codes based on symmetric BIBDs maximize the adversarial threshold.

Inspired by recent work on convex formulations of clustering (Lashkari & Golland, 2008; Nowozin & Bakir, 2008) we investigate a new formulation of the Sparse Coding Problem (Olshausen & Field, 1997). In sparse coding we attempt to simultaneously represent a sequence of data-vectors sparsely (i.e. sparse approximation (…

2012-05-09abs ↗pdf ↗

Topological theory for qLDPC codes enables non-Clifford gates and magic state injection.

problem Fault-tolerant quantum computation in qLDPC codes with non-Clifford gates and magic state resources.
method Developed a topological theory using simplicial or CW complex structures and deformation retraction.
result Achieved non-Clifford gates and magic state injection in qLDPC codes with constant rate and polynomial distance.

We introduce new definitions of universal and superuniversal computable codes, which are based on a code's ability to approximate Kolmogorov complexity within the prescribed margin for all individual sequences from a given set. Such sets of sequences may be singled out almost surely with respect to certain probability …

2009-01-15abs ↗pdf ↗

Learning codes for non-linear computations improves resilience in machine learning.

problem Resilience of machine learning models in the face of unavailability.
method Learning neural network architectures to design codes for non-linear computations.
result Learned codes can reconstruct up to 98% of unavailable predictions from neural networks.

Sparse codes improve optimal control tasks with correlated inputs.

problem Optimal control tasks with correlated feature inputs.
method Used a sparse code to represent natural images in an optimal control task solved with neuro-dynamic programming.
result An over-complete sparse code increases memory capacity and learning speed beyond a complete code.

Paper presents a code authorship attribution attack using adversarial learning.

problem Misleading attribution of source code using machine learning methods.
method Exploits adversarial examples and semantics-preserving code transformations guided by Monte-Carlo tree search.
result Demonstrates substantial effect on attribution methods, reducing accuracy from over 88% to 1%.

We use Khovanov homology to define families of LDPC quantum error-correcting codes: unknot codes with asymptotical parameters [[3^(2l+1)/sqrt(8πl);1;2^l]]; unlink codes with asymptotical parameters [[sqrt(2/2πl)6^l;2^l;2^l]] and (2,l)-torus link codes with asymptotical parameters [[n;1;d_n]] where d_n>\sqrt(n)/1.62.

2013-07-17abs ↗pdf ↗

Sparse coding, which represents a data point as a sparse reconstruction code with regard to a dictionary, has been a popular data representation method. Meanwhile, in database retrieval problems, learning the ranking scores from data points plays an important role. Up to now, these two problems have always been conside…

2014-09-08abs ↗pdf ↗

In this paper we formalize a combinatorial object for describing link diagrams called a Planar Diagram Code. PD-codes are used by the KnotTheory Mathematica package developed by Bar-Natan, et al. We present the set of PD-codes as a stand alone object and discuss its relationship with link diagrams. We give an explicit …

2013-09-12abs ↗pdf ↗

Quantum codes on hyperbolic lattices outperform Euclidean ones with higher rates and lower overhead.

problem Improving quantum error correction performance with hyperbolic lattices.
method Unified framework using Hyperbolic Cycle Basis algorithm for CSS codes construction and benchmarking.
result Achieved higher encoding rates and lower qubit overhead in hyperbolic quantum error correction codes.

PATOIS synthesizes code from natural language using learned code idioms.

problem Synthesizing general-purpose source code from natural language specifications is challenging.
method PATOIS uses a neural synthesizer that interleaves high-level and low-level reasoning, incorporating learned code idioms from a corpus.
result Using learned code idioms improves the synthesizer's accuracy on semantic parsing datasets.

This paper explores how random sampling and coding can speed up approximate matrix multiplication.

problem Efficiently computing large-scale matrix multiplications in distributed systems.
method Proposes two schemes: coding for recovery and random sampling for approximation.
result Investigates tradeoffs between recovery threshold and approximation error.

Neural networks improve error correction in topological codes.

problem Finding optimal correction of errors in generic stabilizer codes is computationally hard.
method Systematic study of versatile neural-network decoders for topological codes.
result Neural decoders significantly improve error-correction threshold over leading efficient decoders.

A deep learning autoencoder improves error correction for one-bit quantization.

problem Improving error correction for one-bit quantization in AWGN channels.
method Proposes a novel autoencoder-based coding scheme using turbo codes as implicit regularization.
result Empirically and theoretically shows nearly optimal performance of the proposed coding scheme.

A neural network predicts medical codes from clinical notes with high accuracy and interpretability.

problem Lack of automated and accurate annotation of medical codes from clinical notes.
method Attentional Convolutional Network that aggregates and selects relevant segments of clinical notes.
result Achieved precision@8 of 0.71 and Micro-F1 of 0.54, better than prior methods.