N. Meinert

activity

20142024

most citedObservation of the doubly charmed baryon

Ξ_{cc}^{++}

523 citations · 3.6k across the 74 of their papers we have counts for

collaborators

74 papers

cs.CG2024

Walking Your Frog Fast in 4 LoC

Nis Meinert

Given two polygonal curves, there are many ways to define a notion of similarity between them. One popular measure is the Fréchet distance which has many desirable properties but i…

cs.AI2024★ 1 cited

Is Epistemic Uncertainty Faithfully Represented by Evidential Deep Learning Methods?

Mira Jürgens, Nis Meinert, Viktor Bengs +2

Trustworthy ML systems should not only return accurate predictions, but also a reliable representation of their uncertainty. Bayesian methods are commonly used to quantify both ale…

physics.ao-ph2022★ 3 cited

Pyrocast: a Machine Learning Pipeline to Forecast Pyrocumulonimbus (PyroCb) Clouds

Kenza Tazi, Emiliano Díaz Salas-Porras, Ashwin Braude +5

Pyrocumulonimbus (pyroCb) clouds are storm clouds generated by extreme wildfires. PyroCbs are associated with unpredictable, and therefore dangerous, wildfire spread. They can also…

stat.ML2022★ 3 cited

Identifying the Causes of Pyrocumulonimbus (PyroCb)

Emiliano Díaz Salas-Porras, Kenza Tazi, Ashwin Braude +5

A first causal discovery analysis from observational data of pyroCb (storm clouds generated from extreme wildfires) is presented. Invariant Causal Prediction was used to develop to…

cs.LG2022★ 33 cited

The Unreasonable Effectiveness of Deep Evidential Regression

Nis Meinert, Jakob Gawlikowski, Alexander Lavin

There is a significant need for principled uncertainty reasoning in machine learning systems as they are increasingly deployed in safety-critical domains. A new approach with uncer…

physics.ao-ph2021★ 20 cited

Digital Twin Earth -- Coasts: Developing a fast and physics-informed surrogate model for coastal floods via neural operators

Peishi Jiang, Nis Meinert, Helga Jordão +8

Developing fast and accurate surrogates for physics-based coastal and ocean models is an urgent need due to the coastal flood risk under accelerating sea level rise, and the comput…

cs.LG2021

Multivariate Deep Evidential Regression

Nis Meinert, Alexander Lavin

There is significant need for principled uncertainty reasoning in machine learning systems as they are increasingly deployed in safety-critical domains. A new approach with uncerta…

hep-ex2019★ 35 cited

Precision measurement of the $Λ_{c}^{+}$ , $Ξ_{c}^{+}$ and $Ξ_{c}^{0}$ baryon lifetimes

LHCb collaboration, R. Aaij, C. Abellán Beteta +847

We report measurements of the lifetimes of the $Λ_{c}^{+}$ , $Ξ_{c}^{+}$ and $Ξ_{c}^{0}$ charm baryons using proton-proton collision data at center-of-mass energies of 7 and 8\tev, correspondin…

hep-ex2019★ 18 cited

Measurement of psi(2S) production cross-sections in proton-proton collisions at 7 and 13 TeV

LHCb collaboration, R. Aaij, C. Abellán Beteta +842

The cross-sections of $ψ (2 S)$ meson production in proton-proton collisions at $s = 13 TeV$ are measured with a data sample collected by the LHCb detector correspondin…

hep-ex2019★ 15 cited

Amplitude analysis of the $B_{(s)} \to K^{* 0} K^{* 0}$ decays and measurement of the branching fraction of the $B \to K^{* 0} K^{* 0}$ decay

LHCb Collaboration, R. Aaij, C. Abellán Beteta +844

The $B^{0} \to K^{* 0} K^{* 0}$ and $B_{s}^{0} \to K^{* 0} K^{* 0}$ decays are studied using proton-proton collision data corresponding to an integrated luminosity of 3…

hep-ex2019★ 17 cited

A search for $Ξ_{cc}^{++} \to D^{+} p K^{-} π^{+}$ decays

LHCb Collaboration, R. Aaij, C. Abellán Beteta +848

A search for the $Ξ_{cc}^{++}$ baryon through the $Ξ_{cc}^{++} \to D^{+} p K^{-} π^{+}$ decay is performed with a data sample corresponding to an integrated luminosit…

hep-ex2019★ 32 cited

First observation of the radiative decay $Λ_{b}^{0} \to Λ γ$

LHCb Collaboration, R. Aaij, C. Abellán Beteta +848

The radiative decay $Λ_{b}^{0} \to Λ γ$ is observed for the first time using a data sample of proton-proton collisions corresponding to an integrated luminosity of $1.7 f b^{- 1}$ co…

hep-ex2019★ 6 cited

Measurement of the ratio of branching fractions of the decays $Λ_{b}^{0} \to ψ (2 S) Λ$ and $Λ_{b}^{0} \to J / ψ Λ$

LHCb Collaboration, R. Aaij, B. Adeva +799

Using $pp$ collisions corresponding to 3 $fb^{- 1}$ integrated luminosity, recorded by the LHCb experiment at centre-of-mass energies of 7 and 8 $TeV$ , the ratio of…

hep-ex2019★ 41 cited

Measurement of $B^{+}$ , $B^{0}$ and $Λ_{b}^{0}$ production in $p Pb$ collisions at $s_{NN} = 8.16 TeV$

LHCb Collaboration, R. Aaij, C. Abellán Beteta +842

The production of $B^{+}$ , $B^{0}$ and $Λ_{b}^{0}$ hadrons is studied in proton-lead collisions at a centre-of-mass energy per nucleon pair of $s_{NN} = 8.16 TeV$ record…

hep-ex2019★ 55 cited

Near-threshold $D D ˉ$ spectroscopy and observation of a new charmonium state

LHCb Collaboration, R. Aaij, C. Abellán Beteta +846

Using proton-proton collision data, corresponding to an integrated luminosity of 9 $f b^{- 1}$ , collected with the~LHCb detector between 2011 and 2018, a new narrow charmonium state,…

hep-ex2019★ 402 cited

Search for lepton-universality violation in $B^{+} \to K^{+} ℓ^{+} ℓ^{-}$ decays

LHCb Collaboration, R. Aaij, C. Abellán Beteta +846

A measurement of the ratio of branching fractions of the decays $B^{+} \to K^{+} μ^{+} μ^{-}$ and $B^{+} \to K^{+} e^{+} e^{-}$ is presented. The proton-proton collision data used correspond to an integ…

hep-ex2019★ 21 cited

Measurement of the $C P$ -violating phase $ϕ_{s}$ from $B_{s}^{0} \to J / ψ π^{+} π^{-}$ decays in 13 TeV $pp$ collisions

LHCb Collaboration, R. Aaij, C. Abellán Beteta +844

Decays of $B_{s}^{0}$ and $B_{s}^{0}$ mesons into $J / ψ π^{+} π^{-}$ final states are studied in a data sample corresponding to 1.9 fb $^{- 1}$ of integrated luminosity collect…

hep-ex2019★ 68 cited

Measurement of the mass difference between neutral charm-meson eigenstates

LHCb Collaboration, R. Aaij, C. Abellán Beteta +842

We report a measurement of the mass difference between neutral charm-meson eigenstates using a novel approach that enhances sensitivity to this parameter. We use $2.3 \times 1 0^{6}$ $…

hep-ex2019★ 20 cited

Amplitude analysis of $B_{s}^{0} \to K_{S}^{0} K^{\pm} π^{\mp}$ decays

LHCb Collaboration, R. Aaij, C. Abellán Beteta +843

The first untagged decay-time-integrated amplitude analysis of $B_{s}^{0} \to K_{S}^{0} K^{\pm} π^{\mp}$ decays is performed using a sample corresponding to $3.0$ …

hep-ex2019★ 17 cited

Dalitz plot analysis of the $D^{+} \to K^{-} K^{+} K^{+}$ decay

LHCb Collaboration, R. Aaij, B. Adeva +98

The resonant structure of the doubly Cabibbo-suppressed decay $D^{+} \to K^{-} K^{+} K^{+}$ is studied for the first time. The measurement is based on a sample of pp-collision data, collecte…

hep-ex2019★ 2 cited

Observation of the doubly Cabibbo-suppressed decay $Ξ_{c}^{+} \to pϕ$

LHCb collaboration, R. Aaij, C. Abellán Beteta +848

The doubly Cabibbo-suppressed decay $Ξ_{c}^{+} \to pϕ$ with $ϕ \to K^{+} K^{-}$ is observed for the first time, with a statistical significance of more than fifteen standard deviation…

hep-ex2019★ 36 cited

Model-independent observation of exotic contributions to $B^{0} \to J / ψ K^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +841

An angular analysis of $B^{0} \to J / ψ K^{+} π^{-}$ decays is performed, using proton-proton collision data corresponding to an integrated luminosity of 3~ $fb^{- 1}$ collected with the…

hep-ex2018★ 9 cited

Measurement of the branching fraction and $C P$ asymmetry in $B^{+} \to J / ψ ρ^{+}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +844

The branching fraction and direct $C P$ asymmetry of the decay $B^{+} \to J / ψ ρ^{+}$ are measured using proton-proton collision data collected with the LHCb detector at cent…

hep-ex2018★ 8 cited

Study of the $B^{0} \to ρ (770)^{0} K^{*} (892)^{0}$ decay with an amplitude analysis of $B^{0} \to (π^{+} π^{-}) (K^{+} π^{-})$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +840

An amplitude analysis of $B^{0} \to (π^{+} π^{-}) (K^{+} π^{-})$ decays is performed in the two-body invariant mass regions $300 < m (π^{+} π^{-}) < 1100$ MeV/ $c^{2}$ , accounting for the $ρ^{0}$ , $ω$ ,…

Walking Your Frog Fast in 4 LoC

Is Epistemic Uncertainty Faithfully Represented by Evidential Deep Learning Methods?

Pyrocast: a Machine Learning Pipeline to Forecast Pyrocumulonimbus (PyroCb) Clouds

Identifying the Causes of Pyrocumulonimbus (PyroCb)

The Unreasonable Effectiveness of Deep Evidential Regression

Digital Twin Earth -- Coasts: Developing a fast and physics-informed surrogate model for coastal floods via neural operators

Multivariate Deep Evidential Regression

Precision measurement of the Λc+​, Ξc+​ and Ξc0​ baryon lifetimes

Measurement of psi(2S) production cross-sections in proton-proton collisions at 7 and 13 TeV

Amplitude analysis of the B(s)​→K∗0K∗0 decays and measurement of the branching fraction of the B→K∗0K∗0 decay

A search for Ξcc++​→D+pK−π+ decays

First observation of the radiative decay Λb0​→Λγ

Measurement of the ratio of branching fractions of the decays Λb0​→ψ(2S)Λ and Λb0​→J/ψΛ

Measurement of B+, B0 and Λb0​ production in pPb collisions at sNN​​=8.16TeV

Near-threshold DDˉ spectroscopy and observation of a new charmonium state

Search for lepton-universality violation in B+→K+ℓ+ℓ− decays

Measurement of the CP-violating phase ϕs​ from Bs0​→J/ψπ+π− decays in 13 TeV pp collisions