Abstract: A computing system, preferably including a scratchpad, a plurality of computation units, and a register file, and optionally including a controller. The computing system, or any suitable elements thereof, can optionally be integrated into a processor unit, wherein one or more such processor units can optionally be integrated into a larger-scale computing system. Some or all elements of the larger-scale computing system can be collocated and/or codefined on a single semiconductor chip, can be located and/or defined on separate chips, and/or can be otherwise located and/or defined. A method of operation, preferably including performing computation unit I/O operations and/or performing scratchpad I/O operations. The method of operation is preferably performed using the computing system, but can additionally or alternatively be performed using any other suitable systems.

Abstract: One or more aspects of the method, apparatus, and non-transitory computer readable medium include obtaining content presentation data; generating, using a machine learning model, predicted user interaction data by computing a plurality of decision tree regressors, wherein nodes of the decision tree regressors are trained to infer a causal relationship between a user interaction variable and a treatment variable; and present content to the user based on the predicted user interaction data. The causal relationship is based on maximizing a difference in a relationship between a user interaction variable and a treatment variable of a tree.

Abstract: An optical link system for computation, preferably including a photonics substrate and a plurality of electronics modules, such as processors, memory controllers, and/or switches, which are preferably bonded to the photonics substrate. A photonics substrate, preferably including a plurality of optical links including waveguides and optical transducers. A method for optical link system operation, preferably including operating electronics modules and using optical links, optionally in cooperation with electronics modules such as switches, to transfer information between the electronics modules.

Abstract: A photonic computing system, preferably including an input module, a computation module, and/or control module. The photonic computing system can include one or more optical filter banks, such as in the computation module and/or any other suitable modules. Each optical filter bank preferably includes a plurality of photonic bandgap phase modulators. Each photonic bandgap phase modulator preferably includes a set of photonic crystal segments. The photonic crystal segments can preferably be controlled to transition light propagation between two or more photonic bands.

Abstract: An optical link system for computation, preferably including a photonics substrate and a plurality of electronics modules, such as processors, memory controllers, and/or switches, which are preferably bonded to the photonics substrate. A photonics substrate, preferably including a plurality of optical links including waveguides and optical transducers. A method for optical link system operation, preferably including operating electronics modules and using optical links, optionally in cooperation with electronics modules such as switches, to transfer information between the electronics modules.

Abstract: An optical link system for computation, preferably including a photonics substrate and a plurality of electronics modules, such as processors, memory controllers, and/or switches, which are preferably bonded to the photonics substrate. A photonics substrate, preferably including a plurality of optical links including waveguides and optical transducers. A method for optical link system operation, preferably including operating electronics modules and using optical links, optionally in cooperation with electronics modules such as switches, to transfer information between the electronics modules.

Abstract: A photonic computing system, preferably including an input module, a computation module, and/or control module. The photonic computing system can include one or more optical filter banks, such as in the computation module and/or any other suitable modules. Each optical filter bank preferably includes a plurality of photonic bandgap phase modulators. Each photonic bandgap phase modulator preferably includes a set of photonic crystal segments. The photonic crystal segments can preferably be controlled to transition light propagation between two or more photonic bands.

Abstract: A photonic computing system, preferably including an input module, a computation module, and/or control module. The photonic computing system can include one or more optical filter banks, such as in the computation module and/or any other suitable modules. Each optical filter bank preferably includes a plurality of photonic bandgap phase modulators. Each photonic bandgap phase modulator preferably includes a set of photonic crystal segments. The photonic crystal segments can preferably be controlled to transition light propagation between two or more photonic bands.

Abstract: An optical link system for computation, preferably including a photonics substrate and a plurality of electronics modules, such as processors, memory controllers, and/or switches, which are preferably bonded to the photonics substrate. A photonics substrate, preferably including a plurality of optical links including waveguides and optical transducers. A method for optical link system operation, preferably including operating electronics modules and using optical links, optionally in cooperation with electronics modules such as switches, to transfer information between the electronics modules.

Abstract: A system for parallel photonic computation, preferably including a source module, a plurality of input modulator units, an optical interference unit (OIU), and a plurality of detector banks. An OIU, preferably including one or more unitary matrix modules and optionally including a diagonal matrix module. An input modulator, which can include one or more waveguides, couplers, and/or modulator banks. A method for parallel photonic computing, preferably including encoding input vectors, performing a desired matrix operation, and receiving output values, and optionally including performing electronic computations and/or performing further optical computations based on the outputs, which can function to compute the results of a matrix operation on many different input vectors in parallel.

Abstract: An optical link system for computation, preferably including a photonics substrate and a plurality of electronics modules, such as processors, memory controllers, and/or switches, which are preferably bonded to the photonics substrate. A photonics substrate, preferably including a plurality of optical links including waveguides and optical transducers. A method for optical link system operation, preferably including operating electronics modules and using optical links, optionally in cooperation with electronics modules such as switches, to transfer information between the electronics modules.

Abstract: A digital-to-analog converter (DAC) system preferably includes one or more optical modulators and can optionally include one or more electronic DAC arrays. A method for digital-to analog conversion preferably includes receiving digital inputs and providing analog optical outputs. The method for digital-to analog conversion is preferably performed using the DAC system.

Abstract: An optical filter system, preferably including an optical input, one or more sets of filters, and/or a control module. A method for optical filter operation, preferably including operating an optical filter system in a normal mode, assessing filter alignment, and/or shifting filter assignments.

Abstract: A digital-to-analog converter (DAC) system preferably includes one or more optical modulators and can optionally include one or more electronic DAC arrays. A method for digital-to analog conversion preferably includes receiving digital inputs and providing analog optical outputs. The method for digital-to analog conversion is preferably performed using the DAC system.

Abstract: An optical filter system, preferably including an optical input, one or more sets of filters, and/or a control module. A method for optical filter operation, preferably including operating an optical filter system in a normal mode, assessing filter alignment, and/or shifting filter assignments.

Abstract: A digital-to-analog converter (DAC) system preferably includes one or more optical modulators and can optionally include one or more electronic DAC arrays. A method for digital-to analog conversion preferably includes receiving digital inputs and providing analog optical outputs. The method for digital-to analog conversion is preferably performed using the DAC system.

Abstract: A photonic computing system, preferably including an input module, a computation module, and/or control module. The photonic computing system can include one or more optical filter banks, such as in the computation module and/or any other suitable modules. Each optical filter bank preferably includes a plurality of photonic bandgap phase modulators. Each photonic bandgap phase modulator preferably includes a set of photonic crystal segments. The photonic crystal segments can preferably be controlled to transition light propagation between two or more photonic bands.

Abstract: A photonic computing system, preferably including an input module, a computation module, and/or control module. The photonic computing system can include one or more optical filter banks, such as in the computation module and/or any other suitable modules. Each optical filter bank preferably includes a plurality of photonic bandgap phase modulators. Each photonic bandgap phase modulator preferably includes a set of photonic crystal segments. The photonic crystal segments can preferably be controlled to transition light propagation between two or more photonic bands.

Abstract: A photonic computing system, preferably including an input module, a computation module, and/or control module. The photonic computing system can include one or more optical filter banks, such as in the computation module and/or any other suitable modules. Each optical filter bank preferably includes a plurality of photonic bandgap phase modulators. Each photonic bandgap phase modulator preferably includes a set of photonic crystal segments. The photonic crystal segments can preferably be controlled to transition light propagation between two or more photonic bands.

Abstract: A system for analog-to-digital conversion, preferably including one or more optical inputs, optical sources, phase remodulators, and/or photonic circuits, and optionally including detector banks and/or digital electronics. A method for analog-to-digital conversion, preferably including receiving an optical input signal, generating a phase-modulated optical signal, and/or generating a plurality of optical outputs, and optionally including generating a plurality of electrical outputs and/or encoding a digital representation of the outputs.