Piecewise Deterministic Sampling for Constrained Distributions

Fuente: arXiv

Enregistré dans:

Détails bibliographiques
Auteurs principaux:	Demano, Joël Tatang, Dobson, Paul, Zygalakis, Konstantinos
Format:	Preprint
Publié:	2025
Sujets:	Computation Probability 60J25, 90C25, 60J22
Accès en ligne:	Acceder al recurso
Tags:	Ajouter un tag Pas de tags, Soyez le premier à ajouter un tag!

Documents similaires

Near critical asymptotics in the Frozen Erdős-Rényi
par: Viau, Vincent
Publié: (2024)

Piecewise deterministic sampling with splitting schemes
par: Bertazzi, Andrea, et autres
Publié: (2023)

$Λ$-Seed-Bank-Wright-Fisher process conditioned on fixation
par: Fittipaldi, María Clara, et autres
Publié: (2025)

Time-dependent queue length distribution in queues fed by $K$ customers in a finite interval
par: Hayashi, Kaito, et autres
Publié: (2024)

Masses of blocks of the $Λ$-coalescent with dust via stochastic flows
par: Véchambre, Grégoire
Publié: (2025)

A Queueing Model for the Ambulance Ramping Problem with an Offload Zone
par: Zuk, Josef, et autres
Publié: (2024)

Killing versus catastrophes in birth-death processes and an application to population genetics
par: Baake, Ellen, et autres
Publié: (2024)

The Brownian Spatial Coalescent
par: Koepernik, Peter
Publié: (2024)

On the Existence and Uniqueness of Stationary Distributions for Some Piecewise Deterministic Markov Processes With State-Dependent Jump Intensity
par: Czapla, Dawid
Publié: (2023)

Orthogonal Intertwiners for Infinite Particle Systems in The Continuum
par: Wagner, Stefan
Publié: (2023)

Fixation and stationary times for the $Λ$-Wright-Fisher process
par: Blancas, Airam, et autres
Publié: (2023)

Convergence rates of self-repellent random walks, their local time and Event Chain Monte Carlo
par: Eberle, Andreas, et autres
Publié: (2025)

Lines of descent in a Moran model with frequency-dependent selection and mutation
par: Baake, Ellen, et autres
Publié: (2020)

One-dimensional particle clouds with elastic collisions
par: Menshikov, Mikhail, et autres
Publié: (2025)

Dynamics of the leftmost particle in heterogeneous semi-infinite exclusion systems
par: Menshikov, Mikhail, et autres
Publié: (2026)

Semi-infinite particle systems with exclusion interaction and heterogeneous jump rates
par: Menshikov, Mikhail, et autres
Publié: (2024)

Dynamics of finite inhomogeneous particle systems with exclusion interaction
par: Malyshev, Vadim, et autres
Publié: (2022)

Dynamic programming for the stochastic matching model on general graphs: the case of the `N-graph'
par: Jean, Loïc, et autres
Publié: (2024)

Diffusion Processes on $p$-Wasserstein Space over Banach Space
par: Ren, Panpan, et autres
Publié: (2024)

Spectral Gap for the Stochastic Exchange Model
par: Carlen, Eric A., et autres
Publié: (2025)

Fluid limit and gelation in the frozen Erdős-Rényi random graph
par: Haas, Bénédicte, et autres
Publié: (2025)

Behaviors near explosion of nonlinear CSBPs with regularly varying mechanisms
par: Li, Bo, et autres
Publié: (2024)

Stability of (sub)critical non-local spatial branching processes with and without immigration
par: Horton, Emma, et autres
Publié: (2024)

Stability of storage processes with general release rates
par: Brešar, Miha, et autres
Publié: (2025)

Switching Diffusion Systems with Past-Dependent Switching and Countable State Space: Successful Couplings and Strong Ergodicity
par: Xi, Fubao, et autres
Publié: (2025)

Yaglom limits of continuous-state branching processes in Brownian random environment
par: Li, Pei-Sen, et autres
Publié: (2026)

Branch lengths for geodesics in the directed landscape and mutation patterns in growing spatially structured populations
par: Ganguly, Shirshendu, et autres
Publié: (2025)

Convergence of space-time occupation measures of stochastic processes and its application to collisions
par: Noda, Ryoichiro
Publié: (2025)

On the large-time behaviour of affine Volterra processes
par: Jacquier, Antoine, et autres
Publié: (2022)

$L^\infty$-optimal transport of anisotropic log-concave measures and exponential convergence in Fisher's infinitesimal model
par: Khudiakova, Ksenia A., et autres
Publié: (2024)

Continuous-state branching processes with Lévy-Khintchine drift-interaction: Laplace duality and Fellerian extensions
par: Foucart, Clément, et autres
Publié: (2026)

Stein's method for models with general clocks: A tutorial
par: Braverman, Anton, et autres
Publié: (2025)

Diffusion approximation error for queueing systems with general primitives
par: Braverman, Anton, et autres
Publié: (2024)

A note on the uniform ergodicity of diffusion processes
par: Sandrić, Nikola
Publié: (2025)

Limit Profiles for Separation Distance
par: Francis, Peter E., et autres
Publié: (2026)

Mixing of the symmetric beta-binomial splitting process on arbitrary graphs
par: Pymar, Richard, et autres
Publié: (2023)

Brownian motion with asymptotically normal reflection in unbounded domains: from transience to stability
par: Brešar, Miha, et autres
Publié: (2023)

Excursion theory for the Wright-Fisher diffusion
par: Jenkins, Paul A., et autres
Publié: (2023)

Palm problems arising in BAR approach and its applications
par: Miyazawa, Masakiyo
Publié: (2023)

Feller property and convergence for semigroups of time-changed processes
par: BenAmor, Ali, et autres
Publié: (2024)

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
ui	"standard"
language	"fr"
VUFIND_SESSION	"2518e7bfe06dd565e9c1079bd9318258"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1790781822.391 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "2518e7bfe06dd565e9c1079bd9318258" ]`]
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	"ui=standard; language=fr; VUFIND_SESSION=2518e7bfe06dd565e9c1079bd9318258"
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	"59926"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2508_05462/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/%0Aarxiv_https___arxiv_org_abs_2508_05462/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1790781822.3741
REQUEST_TIME	1790781822

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler