wta_like.hpp

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/*
 *  SNABSuite -- Spiking Neural Architecture Benchmark Suite
 *  Copyright (C) 2018  Christoph Ostrau
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

#ifndef SNABSUITE_SNABS_WTA_HPP
#define SNABSUITE_SNABS_WTA_HPP

#include <cypress/cypress.hpp>

#include <vector>

#include "common/snab_base.hpp"

namespace SNAB {
using namespace cypress;

class SimpleWTA : public SNABBase {
private:
    std::vector<cypress::PopulationBase> m_pop;
    std::vector<cypress::Population<cypress::SpikeSourcePoisson>> m_pop_source;
    size_t m_num_neurons_pop = 0, m_num_source_neurons = 0;
    cypress::Real m_firing_rate;
    NeuronParameter m_neuro_params;
    cypress::Real m_simulation_length = 10000;  // ms
    cypress::Real m_bin_size = 15.0;            // ms

    // Network parameters
    cypress::Real m_weight_inp = 0, m_delay = 1.0, m_weight_self = 0.0,
                  m_weight_inh = 0.0;
    cypress::Real m_prob_inp = 0, m_prob_self = 0.0, m_prob_inh = 0.0;

public:
    SimpleWTA(std::string backend, size_t bench_index);
    cypress::Network &build_netw(cypress::Network &netw) override;
    void run_netw(cypress::Network &netw) override;
    std::vector<std::array<cypress::Real, 4>> evaluate() override;

    std::shared_ptr<SNABBase> clone() override
    {
        return std::make_shared<SimpleWTA>(m_backend, m_bench_index);
    }

    static std::vector<Real> calculate_WTA_metrics(
        const std::vector<size_t> &bins, const std::vector<size_t> &bins2,
        const Real bin_size);
};

class LateralInhibWTA : public SNABBase {
private:
    std::vector<cypress::PopulationBase> m_pop;
    std::vector<cypress::Population<cypress::SpikeSourcePoisson>> m_pop_source;
    cypress::PopulationBase m_inhibit_pop;
    size_t m_num_neurons_pop = 0, m_num_source_neurons = 0,
           m_num_inhibitory_neurons = 0;
    cypress::Real m_firing_rate;
    NeuronParameter m_neuro_params;
    cypress::Real m_simulation_length = 10000;  // ms
    cypress::Real m_bin_size = 15.0;            // ms

    // Network parameters
    cypress::Real m_weight_inp = 0, m_delay = 1.0, m_weight_self = 0.0,
                  m_weight_lat_inh = 0.0, m_weight_lat_exc = 0.0;
    cypress::Real m_prob_inp = 0, m_prob_self = 0.0, m_prob_lat_exc = 0.0;

public:
    LateralInhibWTA(std::string backend, size_t bench_index);
    cypress::Network &build_netw(cypress::Network &network) override;
    void run_netw(cypress::Network &network) override;
    std::vector<std::array<cypress::Real, 4>> evaluate() override;

    std::shared_ptr<SNABBase> clone() override
    {
        return std::make_shared<LateralInhibWTA>(m_backend, m_bench_index);
    }
};

class MirrorInhibWTA : public SNABBase {
private:
    std::vector<cypress::PopulationBase> m_pop;
    std::vector<cypress::Population<cypress::SpikeSourcePoisson>> m_pop_source;
    std::vector<cypress::PopulationBase> m_inhibit_pop;
    size_t m_num_neurons_pop = 0, m_num_source_neurons = 0,
           m_num_inhibitory_neurons = 0;
    cypress::Real m_firing_rate;
    NeuronParameter m_neuro_params;
    cypress::Real m_simulation_length = 10000;  // ms
    cypress::Real m_bin_size = 15.0;            // ms

    // Network parameters
    cypress::Real m_weight_inp = 0, m_delay = 1.0, m_weight_self = 0.0,
                  m_weight_to_inh = 0.0, m_weight_from_inh = 0.0;
    cypress::Real m_prob_inp = 0, m_prob_self = 0.0, m_prob_to_inh = 0.0;

public:
    MirrorInhibWTA(std::string backend, size_t bench_index);
    cypress::Network &build_netw(cypress::Network &network) override;
    void run_netw(cypress::Network &network) override;
    std::vector<std::array<cypress::Real, 4>> evaluate() override;
    std::shared_ptr<SNABBase> clone() override
    {
        return std::make_shared<MirrorInhibWTA>(m_backend, m_bench_index);
    }
};
}  // namespace SNAB

#endif /* SNABSUITE_SNABS_WTA_HPP */