Details about Isaías Hazarmabeth Salgado-Ugarte

Access statistics for papers by Isaías Hazarmabeth Salgado-Ugarte.

Last updated 2025-03-24. Update your information in the RePEc Author Service.

Short-id: psa183

Working Papers

2021

1. Averaged shifted histograms (ASHs) or weighted averaging of rounded points (WARPs): Efficient methods to calculate kernel density estimators for circular data
   2021 Stata Conference, Stata Users Group

2011

2. Nonparametric classification of fossil gymnosperm's foliar area
   Mexican Stata Users' Group Meetings 2011, Stata Users Group
3. Updated programs of improved Stata ado-files for nonparametric smoothing
   Mexican Stata Users' Group Meetings 2011, Stata Users Group

2010

4. Using Stata to analyze size frequency of the life cycle of a Mexican desert spider
   Mexican Stata Users' Group Meetings 2010, Stata Users Group

2009

5. Some improved Stata ado-files for nonparametric smoothing procedures
   Mexican Stata Users' Group Meetings 2009, Stata Users Group

Journal Articles

2003

1. Exploring the use of variable bandwidth kernel density estimators
   Stata Journal, 2003, 3, (2), 133-147 View citations (6)

2000

2. Some programs for growth estimation in fisheries biology
   Stata Technical Bulletin, 2000, 9, (53)

1998

3. Nonparametric assessment of multimodality for univariate data
   Stata Technical Bulletin, 1998, 7, (38) View citations (5)

1996

4. ASH, WARPing, and kernel density estimation for univariate data
   Stata Technical Bulletin, 1996, 5, (26) View citations (2)
5. Nonparametric regression: Kernel, WARP, ad k-NN estimators
   Stata Technical Bulletin, 1996, 5, (30)
6. Practical rules for bandwidth selection in univariate density estimation
   Stata Technical Bulletin, 1996, 5, (27) View citations (6)
7. Robust scatterplot smoothing: enhancements to Stata's ksm
   Stata Technical Bulletin, 1996, 5, (25)

1994

8. Exploring the shape of univariate data using kernel density estimators
   Stata Technical Bulletin, 1994, 3, (16) View citations (13)
9. Maximum-likelihood estimation of Gaussian mixtures
   Stata Technical Bulletin, 1994, 3, (14)
10. Semi-graphical determination of Gaussian components in mixed distributions
    Stata Technical Bulletin, 1994, 3, (18)

1993

11. Resistant smoothing using Stata
    Stata Technical Bulletin, 1993, 2, (7)
12. Spanish analysis of biological data text published
    Stata Technical Bulletin, 1993, 2, (11)
13. Twice reroughing procedure for resistant nonlinear smoothing
    Stata Technical Bulletin, 1993, 2, (11)

Software Items

2021

1. CIRCULARKDE: Stata module to perform kernel density estimation for circular data
   Statistical Software Components, Boston College Department of Economics

2020

2. SILVERMTEST: Stata module to perform Silverman (1981) multimodality test
   Statistical Software Components, Boston College Department of Economics

2002

3. ADJKSM: Stata module to perform adjusted "ksm" for robust scatterplot smoothing
   Statistical Software Components, Boston College Department of Economics

1999

4. KERNREG1: Stata module to compute kernel regression (Nadaraya-Watson estimator)
   Statistical Software Components, Boston College Department of Economics
5. KERNREG2: Stata module to compute kernel regression (Nadaraya-Watson estimator)
   Statistical Software Components, Boston College Department of Economics