IRIS Institutional Research Information System - AIR Archivio Istituzionale della Ricerca

FERRARI, PIER ALDA
 Distribuzione geografica
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Continente #
EU - Europa 9.231
NA - Nord America 4.790
AS - Asia 3.802
Continente sconosciuto - Info sul continente non disponibili 737
SA - Sud America 327
AF - Africa 93
OC - Oceania 35
Totale 19.015
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Nazione #
GB - Regno Unito 5.001
US - Stati Uniti d'America 4.606
IT - Italia 1.578
SG - Singapore 1.139
CN - Cina 1.092
DE - Germania 597
SE - Svezia 518
RU - Federazione Russa 429
FR - Francia 303
HK - Hong Kong 303
VN - Vietnam 273
IN - India 210
BR - Brasile 207
TR - Turchia 193
UA - Ucraina 192
KR - Corea 152
IE - Irlanda 139
BD - Bangladesh 138
CA - Canada 129
NL - Olanda 104
FI - Finlandia 94
EU - Europa 77
ID - Indonesia 66
CO - Colombia 53
JP - Giappone 44
ES - Italia 38
DK - Danimarca 35
GR - Grecia 35
PK - Pakistan 30
AU - Australia 29
BE - Belgio 25
TW - Taiwan 23
MY - Malesia 22
AR - Argentina 20
PL - Polonia 19
MA - Marocco 18
IR - Iran 17
MX - Messico 17
RO - Romania 16
ZA - Sudafrica 16
CH - Svizzera 14
EC - Ecuador 14
CL - Cile 13
EG - Egitto 13
IQ - Iraq 13
NO - Norvegia 12
LT - Lituania 11
NP - Nepal 11
BG - Bulgaria 10
SA - Arabia Saudita 10
AT - Austria 9
AL - Albania 8
NG - Nigeria 8
PT - Portogallo 8
TH - Thailandia 8
TT - Trinidad e Tobago 8
KE - Kenya 7
VE - Venezuela 7
CR - Costa Rica 6
CZ - Repubblica Ceca 6
JM - Giamaica 6
JO - Giordania 6
NI - Nicaragua 6
PH - Filippine 6
UZ - Uzbekistan 6
BH - Bahrain 5
BY - Bielorussia 5
CI - Costa d'Avorio 5
NZ - Nuova Zelanda 5
UY - Uruguay 5
AE - Emirati Arabi Uniti 4
ET - Etiopia 4
HU - Ungheria 4
LK - Sri Lanka 4
MD - Moldavia 4
PE - Perù 4
TN - Tunisia 4
BB - Barbados 3
BJ - Benin 3
DZ - Algeria 3
EE - Estonia 3
HR - Croazia 3
IL - Israele 3
RS - Serbia 3
AZ - Azerbaigian 2
BA - Bosnia-Erzegovina 2
BO - Bolivia 2
CY - Cipro 2
GE - Georgia 2
KH - Cambogia 2
KZ - Kazakistan 2
LA - Repubblica Popolare Democratica del Laos 2
LB - Libano 2
MT - Malta 2
PY - Paraguay 2
SI - Slovenia 2
AD - Andorra 1
AF - Afghanistan, Repubblica islamica di 1
AM - Armenia 1
AO - Angola 1
Totale 18.325
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Città #
Southend 4.710
Singapore 653
Milan 476
Ashburn 386
Seattle 273
Hong Kong 266
Chandler 253
Beijing 247
Council Bluffs 235
San Jose 221
Wilmington 215
Ann Arbor 186
Princeton 174
Santa Clara 167
Salerno 156
Jacksonville 150
Frankfurt am Main 149
Dublin 137
Fairfield 136
Mountain View 127
Woodbridge 105
Los Angeles 102
Dearborn 96
Ho Chi Minh City 93
Phoenix 93
Redmond 89
Cambridge 84
Nanjing 81
Bengaluru 76
Houston 72
Lauterbourg 71
Moscow 70
Hanover 69
Hefei 65
Dallas 62
Des Moines 61
Munich 60
Buffalo 58
Hanoi 57
Medford 56
Rome 55
Sakarya 55
Somerville 51
Istanbul 49
Jinan 49
Boardman 48
Serra 47
Bogotá 46
New York 44
Jakarta 42
Andover 41
Ottawa 39
Berlin 37
Guangzhou 34
Seoul 33
Toronto 33
Shenyang 31
Nanchang 30
Tokyo 30
Sunnyvale 28
Shanghai 27
Tianjin 25
Athens 24
Hebei 23
Redwood City 22
Hangzhou 21
Changsha 20
Cangzhou 19
Chicago 18
London 18
Bologna 17
Como 16
Jiaxing 16
São Paulo 16
Baltimore 15
Eitensheim 15
Florence 15
Fremont 15
Helsinki 15
Naples 15
Pisa 14
Zhengzhou 14
Shenzhen 13
Trieste 13
Turin 13
Verona 13
Cairo 12
Mumbai 12
San Diego 12
Taipei 12
Brussels 11
Haiphong 11
Moncalieri 10
Newark 10
The Dalles 10
Casablanca 9
Columbus 9
Falls Church 9
Mannheim 9
Sofia 9
Totale 12.256
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Nome #
An imputation method for mixed-type data using nonlinear principal component analysis 638
Enteral versus intravenous approach for the sedation of critically ill patients: a randomized and controlled trial 524
Consumers’ Attitudes on Services of General Interest in the EU: Accessibility, Price and Quality 2000-2004 501
What makes for a good missing value imputation? New algorithmic approaches in PCA and random forests-based techniques 425
Generation of multivariate discrete data 391
Introduzione all'inferenza statistica : 2. edizione 356
A sequential distance-based approach for imputing missing data : the forward imputation 356
Generating ordinal data 321
Simulating correlated ordinal and discrete variables with assigned marginal distributions 317
Nonlinear Principal Component Analysis as a Tool for the Evaluation of Customer Satisfaction 316
A sequential distance-based approach for imputing missing data: Forward Imputation 307
A simulation comparison of imputation methods for quantitative data in the presence of multiple data patterns 286
Data mining analysis on Italian family preferences and expenditures 278
Simulation of correlated Poisson variables 278
Introduzione all'inferenza statistica 275
Algorithmic-type imputation techniques with different data structures : alternative approaches in comparison 275
An R package for the simulation of correlated discrete variables 267
A comparison between alternative models for environmental ordinal data: Nonlinear PCA vs Rasch Analysis 265
European consumers’ attitudes on services of general interest : accessibility, price and quality 263
A different approach to dependence analysis 262
Statistical methods for evaluating satisfaction with public services 251
A measurement tool for comparing satisfaction 249
Citizens evaluate public services : a critical overview of statistical methods for analysing user satisfaction 245
An imputation method for categorical variables with application to nonlinear principal component analysis 243
Algorithmic imputation techniques for missing data : performance comparisons and development perspectives 242
Complementary Use of Rasch Models and Nonlinear Principal Components Analysis in the Assessment of the Opinion of Europeans About Utilities 240
ASTEP 2001 - Analisi Statistica Territoriale Delle Elezioni Politiche 2001 in Lombardia e Confronto con le Elezioni Regionali 2000 239
A measurement tool for comparing satisfaction 236
In the end, will we all be Europeans? A two-phase analysis of citizens’ sentiment towards the EU 236
Setting-up of indicators to measure and to compare users’ dissatisfaction : the case of public services in Europe 234
A two-step approach to analyze satisfaction data 232
Handling Missing Data in Presence of Categorical Variables: a New Imputation Procedure 232
Simulating Ordinal Data 229
Multidimensional item response theory models for dichotomous data in customer satisfaction evaluation 229
GenOrd: Simulation of ordinal and discrete variables with given correlation matrix and marginal distributions (v. 1.4.0) 229
Multilevel Models and Robustness 228
Calibration of multiple-choice questionnaires to assess quantitative indicators 226
An extension and a new interpretation of the rank-based concordance index 224
A way to measure the opinion of Europeans about utilities 223
Nonlinear Principal Component Analysis 220
A Comprehensive Simulation Study on the Forward Imputation 220
Evaluation and comparison of European countries : public opinion on services 217
A two step procedure to analyze users' satisfaction 215
European consumers attitudes on services of general interest : accessibility, price and quality 2000-2004 215
Evaluation and comparison of European countries : public opinion on services 213
A proposal for the multidimensional extension of CUB models 213
Nonlinear principal component analysis with missing data : a forward imputation approach 208
A proposal for setting-up vulnerability indicators in the presence of missing data 204
Missing data handling in setting up indicators from categorical data 204
Thyroid Dysfunction in Women with Systemic Sclerosis 200
A proposal for setting-up indicators in the presence of missing data : the case of vulnerability indicators 197
Multidimensional extensions of IRT models and their application to customer satisfaction evaluation 195
Simulating Correlated Ordinal and Discrete Variables with Assigned Marginal Distributions 191
Optimal Scaling and Missing Data 191
GenForImp: The Forward Imputation : A Sequential Distance-Based Approach for Imputing Missing Data 190
Measuring service quality : the opinion of Europeans about utilities 189
Generating and Comparing Multivariate Ordinal Variables by Means of Permutation Tests 189
Missing data and parameters estimates in multidimensional item response models 188
Componente del Comitato scientifico di ICORS09 : International conference on robust statistics 187
Relazioni fra comportamento elettorale e variabili socio-demografiche: una proposta di analisi 187
Europeans’ opinions on services 185
A dependence measure flow tree through Monte Carlo simulations 185
On the variability of maximum likelihood estimators in multilevel models with MEP distributed random effects 183
A data mining approach to advance knowledge in public government : profiling households 181
New perspectives for the MDC index in social research fields 178
Missing data in optimal scaling 173
Nonlinear PCA for Environmental Risk Maps 173
The effects of MEP distributed random effects on variance component estimation in multilevel models 172
Responsabile scientifico dell'Unità di ricerca di Programma di ricerca "Metodi statistici multivariati per la valutazione integrata della qualità dei servizi di pubblica utilità: efficacia-efficienza, rischio del fornitore, soddisfazione degli utenti" 168
The RCI as a measure of monotonic dependence 166
From multiple choice questionnaires to synthetic indicators : jointly use of Rasch analysis and NonLinear PCA 165
Presidente del Comitato scientifico di Convegno "Multivariate methods and models for evaluating public services" 160
Componente Comitato scientifico di Statistica & applicazioni 159
Una proposta per la costruzione di gruppi omogenei di tabelle di mobilità 159
Rheumatic disorders and primary biliary cirrhosis: an appraisal of 170 Italian patients 157
Is the EU influencing the quality of life? : let people have their say! 155
Are the recent trends in liver cirrhosis mortality affected by the changes in alcohol consumption? Analysis of latency period in European countries 151
Robustness of parameter estimation procedures in multilevel models when random effects are MEP distributed 148
On the Impact of the European Union in Citizens’ Perception of Quality of Life 145
Una proposta per le componenti erratiche del modello multilivello 129
null 114
New perspectives for the RDI index in social research fields 8
Totale 19.015
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Categoria #
all - tutte 41.911
article - articoli 0
book - libri 0
conference - conferenze 0
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 0
Totale 41.911
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/20221.447 0 112 132 47 101 122 142 106 145 156 133 251
2022/20231.284 181 98 99 156 133 236 40 70 182 24 42 23
2023/2024711 19 46 26 124 145 55 28 32 4 48 77 107
2024/20251.633 88 170 52 109 243 37 31 152 93 76 136 446
2025/20263.283 256 190 226 218 391 260 442 215 425 246 236 178
2026/2027423 187 236 0 0 0 0 0 0 0 0 0 0
Totale 19.015