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En el instante 11 de octubre de 2025, 1:23:35 UTC,
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Añadido recurso On the best-performed time window size for homicide count forecasting a On the best-performed time window size for homicide count forecasting
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2 | "author": "SI Valdez, A Hern\u00e1ndez-Baena", | 2 | "author": "SI Valdez, A Hern\u00e1ndez-Baena", | ||
3 | "author_email": null, | 3 | "author_email": null, | ||
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19 | Observatorio Metropolitano CentroGeo. Incluye art\u00edculos | 19 | Observatorio Metropolitano CentroGeo. Incluye art\u00edculos | ||
20 | presentados en congresos nacionales e internacionales, manuscritos en | 20 | presentados en congresos nacionales e internacionales, manuscritos en | ||
21 | formato preprint, cap\u00edtulos de libro y trabajos publicados en | 21 | formato preprint, cap\u00edtulos de libro y trabajos publicados en | ||
22 | revistas cient\u00edficas especializadas. Estos materiales reflejan la | 22 | revistas cient\u00edficas especializadas. Estos materiales reflejan la | ||
23 | labor de investigaci\u00f3n, desarrollo metodol\u00f3gico y | 23 | labor de investigaci\u00f3n, desarrollo metodol\u00f3gico y | ||
24 | an\u00e1lisis territorial del observatorio, contribuyendo al avance | 24 | an\u00e1lisis territorial del observatorio, contribuyendo al avance | ||
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43 | "notes": "In the last two decades, violence and homicides have been | 43 | "notes": "In the last two decades, violence and homicides have been | ||
44 | consistently increasing in Mexico; the official data shows relations | 44 | consistently increasing in Mexico; the official data shows relations | ||
45 | to other crimes and time-dependent territorial patterns. Even though | 45 | to other crimes and time-dependent territorial patterns. Even though | ||
46 | this phenomenon has been studied from different perspectives, from | 46 | this phenomenon has been studied from different perspectives, from | ||
47 | social sciences to geostatistical studies, to the best of our | 47 | social sciences to geostatistical studies, to the best of our | ||
48 | knowledge, machine learning and computational intelligence methods | 48 | knowledge, machine learning and computational intelligence methods | ||
49 | have not been applied to the Mexican case. This work presents a | 49 | have not been applied to the Mexican case. This work presents a | ||
50 | two-fold contribution; first, we compare the Bayesian Ridge | 50 | two-fold contribution; first, we compare the Bayesian Ridge | ||
51 | Regression, Linear Regression, Multilayer Perceptron, Ridge | 51 | Regression, Linear Regression, Multilayer Perceptron, Ridge | ||
52 | Regression, Linear Regression with Stochastic Gradient Descent, and | 52 | Regression, Linear Regression with Stochastic Gradient Descent, and | ||
53 | Support Vector Machine, for forecasting the number of homicides for | 53 | Support Vector Machine, for forecasting the number of homicides for | ||
54 | the future three months, in the 15 most violent municipalities of | 54 | the future three months, in the 15 most violent municipalities of | ||
55 | Mexico using as predictors a database of 50 crimes that are monthly | 55 | Mexico using as predictors a database of 50 crimes that are monthly | ||
56 | released by the Mexican Government. The methods' performance varies | 56 | released by the Mexican Government. The methods' performance varies | ||
57 | according to the predictors selected or extracted from the database | 57 | according to the predictors selected or extracted from the database | ||
58 | and the time window size. Hence, second, we use feature engineering | 58 | and the time window size. Hence, second, we use feature engineering | ||
59 | techniques for improving their performance by exhaustively testing | 59 | techniques for improving their performance by exhaustively testing | ||
60 | combinations of techniques. The resulting statistical measurements are | 60 | combinations of techniques. The resulting statistical measurements are | ||
61 | useful to find directions about the best-performed method, the best | 61 | useful to find directions about the best-performed method, the best | ||
62 | sliding or rolling time window, and the adequate functions for feature | 62 | sliding or rolling time window, and the adequate functions for feature | ||
63 | extraction.", | 63 | extraction.", | ||
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