Missingness-Adaptive Factor Identification in High-Dimensional Data

Fuente: arXiv

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	Zeng, Ping, Zeng, Yicheng, Zhu, Lixing
Format:	Preprint
Veröffentlicht:	2026
Schlagworte:	Methodology
Online-Zugang:	Acceder al recurso
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Ähnliche Einträge

AdapDISCOM: An Adaptive Sparse Regression Method for High-Dimensional Multimodal Data With Block-Wise Missingness and Measurement Errors
von: Baldé, Maimouna, et al.
Veröffentlicht: (2025)

Adaptive Sphericity Tests for High Dimensional Data
von: Zhao, Ping, et al.
Veröffentlicht: (2024)

Adaptive Strategy of Testing Alphas in High Dimensional Linear Factor Pricing Models
von: Zhao, Chenxi, et al.
Veröffentlicht: (2024)

Measuring the Impact of Missingness in Traffic Stop Data
von: Kher, Saatvik, et al.
Veröffentlicht: (2025)

Adaptive Test for High Dimensional Quantile Regression
von: Zhao, Ping, et al.
Veröffentlicht: (2025)

A Two-Step Projection-Based Goodness-of-Fit Test for Ultra-High Dimensional Sparse Regressions
von: Tan, Falong, et al.
Veröffentlicht: (2024)

Testing for large-dimensional covariance matrix under differential privacy
von: Sang, Shiwei, et al.
Veröffentlicht: (2025)

Robust Spatial-Sign-Based Testing of High-Dimensional Alpha in Conditional Factor Models
von: Zhao, Ping, et al.
Veröffentlicht: (2026)

Parametric MMD Estimation with Missing Values: Robustness to Missingness and Data Model Misspecification
von: Chérief-Abdellatif, Badr-Eddine, et al.
Veröffentlicht: (2025)

Prediction with Missing Data: Target Probabilities and Missingness Mechanisms
von: Catoire, Pierre, et al.
Veröffentlicht: (2026)

Spatial Sign based Principal Component Analysis for High Dimensional Data
von: Zhao, Ping, et al.
Veröffentlicht: (2024)

A Latent Factor Model for High-Dimensional Binary Data
von: Shi, Jiaxin, et al.
Veröffentlicht: (2024)

Consistent Order Determination of Markov Decision Process
von: Ye, Chuyun, et al.
Veröffentlicht: (2024)

Two-sample Testing with Block-wise Missingness in Multi-source Data
von: Zhang, Kejian, et al.
Veröffentlicht: (2025)

Transfer Learning with Network Embeddings under Structured Missingness
von: Li, Mengyan, et al.
Veröffentlicht: (2026)

Modeling Multivariate Missingness with Tree Graphs and Conjugate Odds
von: Suen, Daniel, et al.
Veröffentlicht: (2026)

Domain Adaptation Under MNAR Missingness
von: Stokes, Tyrel, et al.
Veröffentlicht: (2025)

High-Dimensional Spatial Autoregression with Latent Factors by Diversified Projections
von: Shi, Jiaxin, et al.
Veröffentlicht: (2025)

An exhaustive selection of sufficient adjustment sets for causal inference
von: Luo, Wei, et al.
Veröffentlicht: (2024)

Semi-Confirmatory Factor Analysis for High-Dimensional Data with Interconnected Community Structures
von: Yang, Yifan, et al.
Veröffentlicht: (2024)

Representation Learning with Blockwise Missingness and Signal Heterogeneity
von: Liu, Ziqi, et al.
Veröffentlicht: (2026)

Normalizing Flow to Augmented Posterior: Conditional Density Estimation with Interpretable Dimension Reduction for High Dimensional Data
von: Zeng, Cheng, et al.
Veröffentlicht: (2025)

Model Form Identification in High-Dimensional Functional Linear Regressions
von: Guo, Xingche, et al.
Veröffentlicht: (2026)

Note on High Dimensional Spatial-Sign Test for One Sample Problem
von: Zhao, Ping, et al.
Veröffentlicht: (2026)

High-dimensional Factor Analysis for Network-linked Data
von: Li, Jinming, et al.
Veröffentlicht: (2024)

High-Dimensional Overdispersed Generalized Factor Model with Application to Single-Cell Sequencing Data Analysis
von: Nie, Jinyu, et al.
Veröffentlicht: (2024)

Simultaneous Change Point Detection and Identification for High Dimensional Linear Models
von: Liu, Bin, et al.
Veröffentlicht: (2024)

High-Dimensional Data with Measurement Error
von: Tesso, Herman, et al.
Veröffentlicht: (2026)

Heterogeneous Quantile Treatment Effect Estimation for Longitudinal Data with High-Dimensional Confounding
von: Qiu, Zhixin, et al.
Veröffentlicht: (2025)

Efficient Semiparametric Inference for Distributed Data with Blockwise Missingness
von: Huang, Jingyue, et al.
Veröffentlicht: (2025)

Bayesian Nonparametric Causal Inference for High-Dimensional Nutritional Data via Factor-Based Exposure Mapping
von: Zorzetto, Dafne, et al.
Veröffentlicht: (2026)

Effective Positive Cauchy Combination Test
von: Ouyang, Yanyan, et al.
Veröffentlicht: (2024)

Adaptive Rank-based Tests for High Dimensional Mean Problems
von: Zhang, Yu, et al.
Veröffentlicht: (2023)

Inverse Norm Weighted Maxsum Test for High Dimensional Location Parameters
von: Yan, Guowei, et al.
Veröffentlicht: (2025)

Debiased Inference for High-Dimensional Regression Models Based on Profile M-Estimation
von: Wang, Yi, et al.
Veröffentlicht: (2025)

Handling Missingness, Failures, and Non-Convergence in Simulation Studies: A Review of Current Practices and Recommendations
von: Pawel, Samuel, et al.
Veröffentlicht: (2024)

High-Dimensional Covariate-Augmented Overdispersed Poisson Factor Model
von: Liu, Wei, et al.
Veröffentlicht: (2024)

Sparse-Group Factor Analysis for High-Dimensional Time Series
von: Wang, Xin, et al.
Veröffentlicht: (2025)

Robust Classification of High-Dimensional Data using Data-Adaptive Energy Distance
von: Choudhury, Jyotishka Ray, et al.
Veröffentlicht: (2023)

Factorized Tail Volatility Model: Augmenting Excess-over-Threshold Method for High-Dimensional Hevay-Tailed Data
von: Hu, Yifan, et al.
Veröffentlicht: (2025)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
VUFIND_SESSION	"3eaea89beef94a429f4e4dabc58f1a95"
ui	"standard"
language	"de"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1790301348.3869 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "3eaea89beef94a429f4e4dabc58f1a95" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1433}
SessionHelper	Laminas\Stdlib\ArrayObject {#1759}

Server/Request Data

Key	Value
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"VUFIND_SESSION=3eaea89beef94a429f4e4dabc58f1a95; ui=standard; language=de"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.216.147"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"27732"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2604_18497/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/%0Aarxiv_https___arxiv_org_abs_2604_18497/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1790301348.3826
REQUEST_TIME	1790301348

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler