Two sets across two nights during CreativeFest #12 at O'Culto da Ajuda, in Lisbon, Portugal, in a septet of six acoustic sources--viola, cellos, flute, trumpet, piano and percussion--and electronics, an extended journey approached with quiet tension and incredible detail, the recording of the first set used as the basis for the 2nd to create a virtual ensemble.

A live recording of a subtle improvisation led by Portuguese violist Ernesto Rodrigues in a quartet with winds and brass--Paulo Curado on flute, Bruno Parrinha on soprano saxophone & bass clarinet, and Eduardo Chagas on alto trombone--each using understated approaches to their instruments using extended and unusual techniques, aptly titled but rewarding close listening.

"3 Phases", or 3 aspects of the approach that violist Ernesto Rodrigues applies to improvisation, in 3 different groupings over 3 different concerts at O'Culto da Ajuda, in Lisbon, here in an electroacoustic ensemble with Miguel Mira, Guilherme Rodrigues, Joao Silva, Eduardo Chagas, Paulo Curado, Noel Taylor, Miguel Almeida, Andre Holzer, Andre Hencleeday, Carlos Santos, and Joao Valinho.

Creative Sources collective Isotope Ensemble led by Ernesto Rodrigues performed with a large electroacoustic group continues their investigation of isotopes, focusing on Lanthanum, a soft metal used in flints, through subtly-developing interplay the band, moving as one body, reaching several highly controlled periods of passionate improvisation, contrasting with beautifully serene sections; impressive.

Correctly configured, the Portugese ensemble Octopus is an octet, and though named after the most common of the breed, this 8-tentacled orchestration of strings, flute, trumpet, piano, guitar, electronics and percussion, all using extended techniques, slides deftly and with incredible restraint through a large, detailed dark-water work of electroacoustic improvisation.

"Ensemble MIA unites over 60 improvisers and experimental musicians from all over the world, who participated in MIA 2016 - 7th Encontro de Música Improvisada de Atouguia da Baleia (Improvised Music Encounter) festival. The event ...

An extended improvisation of mostly quiet, occasionally cantankerous, but always intriguing free music, primarily acoustic playing with a strong cast of string players, plus reeds, keys, and computer, creating suspenseful music of great tension and impressive restraint as the sound evolves in gradations and facets of sound.

Portugal's IKB Ensemble is an electracoustic improvising ensemble with a strong string and wind section, balanced with electric guitar, electronics, and percussion, each album focusing on an object--an art work, Dracaena Draco (Dragon Tree), Chelonoidis Nigra (Giant Tortoise)--and here taking on the Ornithorhynchus Anatinus, or platypus, in 3 fascinating movements.

"As always, the geometry is of the n-dimensional sort. The number of dimensions that vary is impressive: membership, instrumentation, location, duration, and so on. Certainly, the overall shape of each VGO performance is highly variable...

A collection of "stories untold" with varying line-ups, from a duo with Fala Mariam to a sextet with Mariam, Nuno Torres, Rodrigo Amado, Jose Bruno Parrinha & Paulo Curado, including the participation of other musicians like Carlos Santos, Hernani Faustino, Luis Desirat & Moz Carrapa.

A 46-member orchestra of electroacoustic improvisers performing live at St. George's Church in Lisbon in 2015, for an extended and dynamic tapestry of sound conducted by leader Ernesto Rodrigues, with an impressive list of artists familiar to those following the CS label.

Ernesto Rodrigues leads a 16 piece orchestra of strings, reeds, winds, voice, brass, accordion, electric guitar, electronics and percussion through the elaborately restrained work "Chelodnis Nigra", rewarding the careful listener with fascinating layers of sound.

"The opening moments of "Stream of Consciousness"are disorienting. Awash in reverb, as in an empty warehouse or a bounded public square, Maria Radich's vocals mingle with those of an audience of unknown size. Camera shutters click, men ...

Two CDs representing two extended improvisations of the IKB Ensemble with slightly different personnel, with each ensemble slowly unfolding an amazingly textured work of acoustics and electronics with strong intent and incredible technique, balanced by close listening and attention to detail; an excellent 21st century improvisation orchestra captured live.

The trio of Paulo Curado, Paulo Chagas, and Joao Pedro Viegas on flutes and reeds, 11 pieces of mostly improvised music that blend idiomatic music from old and new approaches, while inventing a few of their own.

Alto saxophonist and flutist Paulo Curado with New York bassist Ken Filiano and Bruno Pedroso on drums, a nuanced work from a lyrical and free power jazz trio.